HMST HomeStreet Inc

00015187152022FYFALSEhttp://fasb.org/us-gaap/2022#CashAndCashEquivalentsAtCarryingValuehttp://fasb.org/us-gaap/2022#CashAndCashEquivalentsAtCarryingValuehttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrenthttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrenthttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrenthttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrenthttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#OtherAssetshttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrenthttp://fasb.org/us-gaap/2022#AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent00015187152022-01-012022-12-3100015187152022-06-30iso4217:USD00015187152023-02-24xbrli:shares00015187152022-12-3100015187152021-12-31iso4217:USDxbrli:shares00015187152021-01-012021-12-3100015187152020-01-012020-12-310001518715us-gaap:CommonStockMember2019-12-310001518715us-gaap:RetainedEarningsMember2019-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-3100015187152019-12-310001518715us-gaap:RetainedEarningsMember2020-01-012020-12-310001518715us-gaap:CommonStockMember2020-01-012020-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RetainedEarningsMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:AccumulatedOtherComprehensiveIncomeMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMember2019-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-01-012020-12-310001518715us-gaap:CommonStockMember2020-12-310001518715us-gaap:RetainedEarningsMember2020-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2020-12-3100015187152020-12-310001518715us-gaap:RetainedEarningsMember2021-01-012021-12-310001518715us-gaap:CommonStockMember2021-01-012021-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-01-012021-12-310001518715us-gaap:CommonStockMember2021-12-310001518715us-gaap:RetainedEarningsMember2021-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2021-12-310001518715us-gaap:RetainedEarningsMember2022-01-012022-12-310001518715us-gaap:CommonStockMember2022-01-012022-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-01-012022-12-310001518715us-gaap:CommonStockMember2022-12-310001518715us-gaap:RetainedEarningsMember2022-12-310001518715us-gaap:AccumulatedOtherComprehensiveIncomeMember2022-12-31hmst:segment0001518715srt:MinimumMember2022-01-012022-12-310001518715srt:MaximumMember2022-01-012022-12-310001518715hmst:CliffVestMemberus-gaap:PerformanceSharesMember2022-01-012022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMember2022-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMember2022-12-310001518715hmst:CollateralizedResidentialMortgageObligationsMember2022-12-310001518715hmst:CollateralizedCommercialMortgageObligationsMember2022-12-310001518715us-gaap:MunicipalBondsMember2022-12-310001518715us-gaap:CorporateDebtSecuritiesMember2022-12-310001518715us-gaap:USTreasurySecuritiesMember2022-12-310001518715us-gaap:AgencySecuritiesMember2022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMember2021-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMember2021-12-310001518715hmst:CollateralizedResidentialMortgageObligationsMember2021-12-310001518715hmst:CollateralizedCommercialMortgageObligationsMember2021-12-310001518715us-gaap:MunicipalBondsMember2021-12-310001518715us-gaap:CorporateDebtSecuritiesMember2021-12-310001518715us-gaap:USTreasurySecuritiesMember2021-12-310001518715us-gaap:NotDesignatedAsHedgingInstrumentEconomicHedgeMemberus-gaap:USTreasuryNotesSecuritiesMember2022-12-31xbrli:pure0001518715hmst:MunicipalBondsCorporateDebtSecuritiesUSTreasurySecuritiesAgencyDebenturesMember2022-12-310001518715hmst:MunicipalBondsCorporateDebtSecuritiesUSTreasurySecuritiesAgencyDebenturesMember2021-12-310001518715hmst:MortgageBackedSecuritiesAndCollateralizedMortgageObligationsMember2022-12-310001518715hmst:MortgageBackedSecuritiesAndCollateralizedMortgageObligationsMember2021-12-310001518715us-gaap:AssetPledgedAsCollateralWithoutRightMember2022-12-310001518715us-gaap:AssetPledgedAsCollateralWithoutRightMember2021-12-31hmst:portfolioSegment0001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:ConstructionLoansMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:ConstructionLoansMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:FederalHomeLoanBankAdvancesMemberus-gaap:AssetPledgedAsCollateralWithoutRightMember2022-12-310001518715us-gaap:FederalHomeLoanBankAdvancesMemberus-gaap:AssetPledgedAsCollateralWithoutRightMember2021-12-310001518715us-gaap:AssetPledgedAsCollateralWithoutRightMemberus-gaap:FederalReserveBankAdvancesMember2022-12-310001518715us-gaap:AssetPledgedAsCollateralWithoutRightMemberus-gaap:FederalReserveBankAdvancesMember2021-12-310001518715srt:MultifamilyMemberstpr:CA2022-12-310001518715srt:MultifamilyMemberstpr:CA2021-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2022-01-012022-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2021-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2022-01-012022-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2020-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2021-01-012021-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2020-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2021-01-012021-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2020-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2020-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2021-01-012021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2020-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2020-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2021-01-012021-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2019-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2020-01-012020-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:MultifamilyConstructionMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2019-12-310001518715us-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2020-01-012020-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:SingleFamilyConstructionToPermanentMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715us-gaap:RealEstateSectorMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715us-gaap:CommercialLoanMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715us-gaap:CommercialAndIndustrialSectorMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:CommercialPortfolioSegmentMember2019-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2020-01-012020-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMembersrt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2020-01-012020-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715srt:CumulativeEffectPeriodOfAdoptionAdjustmentMemberus-gaap:ConsumerPortfolioSegmentMember2019-12-310001518715us-gaap:ConsumerPortfolioSegmentMember2020-01-012020-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SpecialMentionMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:PassMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SpecialMentionMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SubstandardMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:PassMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SpecialMentionMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SubstandardMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2022-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2022-12-310001518715us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SpecialMentionMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:PassMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2022-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SpecialMentionMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:PassMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SpecialMentionMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SubstandardMemberhmst:MultifamilyConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:PassMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SpecialMentionMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SubstandardMemberhmst:CommercialRealEstateConstructionMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2021-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2021-12-310001518715us-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMemberhmst:SingleFamilyConstructionMember2021-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:PassMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SpecialMentionMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:PassMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:SpecialMentionMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberus-gaap:SubstandardMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables1To29DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:LandMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:OneToFourFamilyMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:NonResidentialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:OtherNonRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CollateralPledgedMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:LandMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberhmst:OneToFourFamilyMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberhmst:NonResidentialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberhmst:OtherNonRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CollateralPledgedMemberus-gaap:CommercialPortfolioSegmentMember2022-12-310001518715us-gaap:LandMemberus-gaap:CommercialAndIndustrialSectorMember2022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:OneToFourFamilyMember2022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:NonResidentialRealEstateMember2022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:OtherNonRealEstateMember2022-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CollateralPledgedMember2022-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:LandMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:OneToFourFamilyMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:NonResidentialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberhmst:OtherNonRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715hmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:CollateralPledgedMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:LandMemberus-gaap:CommercialLoanMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberhmst:OneToFourFamilyMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberhmst:NonResidentialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberhmst:OtherNonRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialLoanMemberus-gaap:CollateralPledgedMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:LandMemberus-gaap:CommercialAndIndustrialSectorMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:OneToFourFamilyMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:NonResidentialRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberhmst:OtherNonRealEstateMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:CommercialAndIndustrialSectorMemberus-gaap:CollateralPledgedMemberus-gaap:CommercialPortfolioSegmentMember2021-12-310001518715us-gaap:LandMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMemberhmst:OneToFourFamilyMember2021-12-310001518715us-gaap:ResidentialMortgageMemberhmst:NonResidentialRealEstateMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMemberhmst:OtherNonRealEstateMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:CollateralPledgedMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:LandMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMemberhmst:OneToFourFamilyMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberhmst:NonResidentialRealEstateMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMemberhmst:OtherNonRealEstateMember2021-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:CollateralPledgedMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:LandMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ConsumerPortfolioSegmentMemberhmst:OneToFourFamilyMember2021-12-310001518715hmst:NonResidentialRealEstateMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:ConsumerPortfolioSegmentMemberhmst:OtherNonRealEstateMember2021-12-310001518715us-gaap:CollateralPledgedMemberus-gaap:ConsumerPortfolioSegmentMember2021-12-310001518715us-gaap:LandMember2021-12-310001518715hmst:OneToFourFamilyMember2021-12-310001518715hmst:NonResidentialRealEstateMember2021-12-310001518715hmst:OtherNonRealEstateMember2021-12-310001518715us-gaap:CollateralPledgedMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberhmst:MultifamilyResidentialMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyResidentialMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyResidentialMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:MultifamilyResidentialMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:MultifamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:CommercialRealEstateConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberhmst:SingleFamilyConstructionMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:SingleFamilyConstructionMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancialAssetNotPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:RealEstateSectorMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:CommercialLoanMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:CommercialAndIndustrialSectorMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2022-12-310001518715us-gaap:FinancialAssetNotPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2022-12-310001518715us-gaap:FinancialAssetNotPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMember2022-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMember2022-12-310001518715us-gaap:FinancingReceivables30To59DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivables60To89DaysPastDueMember2022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2022-12-310001518715us-gaap:FinancialAssetNotPastDueMember2022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:NonOwnerOccupiedCommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberhmst:MultifamilyResidentialMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyResidentialMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyResidentialMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:MultifamilyResidentialMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:MultifamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:MultifamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:CommercialRealEstateConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:CommercialRealEstateConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMemberhmst:SingleFamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMemberhmst:SingleFamilyConstructionMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberhmst:SingleFamilyConstructionMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:SingleFamilyConstructionToPermanentMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:RealEstateSectorMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:RealEstateSectorMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:OwnerOccupiedCommercialRealEstateMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:CommercialLoanMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialAndIndustrialSectorMember2021-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMemberus-gaap:CommercialAndIndustrialSectorMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2021-12-310001518715us-gaap:FinancialAssetNotPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ResidentialMortgageMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2021-12-310001518715us-gaap:FinancialAssetNotPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMember2021-12-310001518715hmst:ConsumerPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:FinancialAssetNotPastDueMember2021-12-310001518715us-gaap:FinancingReceivables30To59DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivables60To89DaysPastDueMember2021-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2021-12-310001518715us-gaap:FinancialAssetNotPastDueMember2021-12-310001518715hmst:FederalHousingAdministrationVeteranAffairsOrSmallBusinessAdministrationMember2022-12-310001518715hmst:FederalHousingAdministrationVeteranAffairsOrSmallBusinessAdministrationMember2021-12-310001518715us-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PaymentDeferralMember2022-01-012022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMemberus-gaap:PaymentDeferralMember2022-01-012022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:ExtendedMaturityMemberus-gaap:CommercialLoanMember2022-01-012022-12-310001518715us-gaap:ExtendedMaturityMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberhmst:InterestRateReductionAndPaymentDeferralMember2022-01-012022-12-310001518715us-gaap:ResidentialMortgageMemberhmst:ExtendedMaturityAndInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:PaymentDeferralAndExtendedMaturityMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberhmst:PaymentDeferralAndExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:ContractualInterestRateReductionPaymentDeferralAndExtendedMaturityMemberus-gaap:ResidentialMortgageMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715hmst:CommercialPortfolioSegmentAdjustedForCreditAnalysisMemberus-gaap:CommercialLoanMemberus-gaap:ContractualInterestRateReductionMember2022-01-012022-12-310001518715us-gaap:ContractualInterestRateReductionMemberus-gaap:ConsumerPortfolioSegmentMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:ConsumerPortfolioSegmentMembersrt:SingleFamilyMemberus-gaap:PaymentDeferralMember2022-01-012022-12-310001518715us-gaap:ExtendedMaturityMemberus-gaap:ConsumerPortfolioSegmentMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:ExtendedMaturityMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMemberus-gaap:CommercialBorrowerMember2022-01-012022-12-310001518715hmst:FinancialAsset3089DaysPastDueMemberus-gaap:ConsumerLoanMemberus-gaap:CommercialBorrowerMember2022-01-012022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:ConsumerLoanMemberus-gaap:CommercialBorrowerMember2022-01-012022-12-310001518715us-gaap:FinancialAssetNotPastDueMemberus-gaap:ConsumerLoanMembersrt:SingleFamilyMember2022-01-012022-12-310001518715hmst:FinancialAsset3089DaysPastDueMemberus-gaap:ConsumerLoanMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberus-gaap:ConsumerLoanMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:FinancialAssetNotPastDueMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerLoanMember2022-01-012022-12-310001518715hmst:FinancialAsset3089DaysPastDueMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerLoanMember2022-01-012022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMemberhmst:HomeEquityLineOfCreditAdjustedForCreditAnalysisMemberus-gaap:ConsumerLoanMember2022-01-012022-12-310001518715us-gaap:FinancialAssetNotPastDueMember2022-01-012022-12-310001518715hmst:FinancialAsset3089DaysPastDueMember2022-01-012022-12-310001518715us-gaap:FinancingReceivablesEqualToGreaterThan90DaysPastDueMember2022-01-012022-12-310001518715us-gaap:ConsumerLoanMembersrt:SingleFamilyMemberus-gaap:PaymentDeferralMember2022-01-012022-12-310001518715us-gaap:ExtendedMaturityMemberus-gaap:ConsumerLoanMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:ConsumerLoanMemberhmst:ExtendedMaturityAndInterestRateReductionMembersrt:SingleFamilyMember2022-01-012022-12-310001518715hmst:PaymentDeferralAndExtendedMaturityMemberus-gaap:ConsumerLoanMembersrt:SingleFamilyMember2022-01-012022-12-310001518715us-gaap:ConsumerLoanMemberhmst:ContractualInterestRateReductionPaymentDeferralAndExtendedMaturityMembersrt:SingleFamilyMember2022-01-012022-12-310001518715srt:FederalHomeLoanBankOfDesMoinesMember2022-12-310001518715srt:FederalHomeLoanBankOfDesMoinesMember2021-12-310001518715us-gaap:SubordinatedDebtMemberhmst:ThreePointFivePercentSubordinatedNotesDueTwentyThirtyTwoMember2022-01-190001518715us-gaap:SubordinatedDebtMemberhmst:ThreePointFivePercentSubordinatedNotesDueTwentyThirtyTwoMember2022-01-192022-01-190001518715us-gaap:SubordinatedDebtMemberhmst:ThreePointFivePercentSubordinatedNotesDueTwentyThirtyTwoMember2022-12-310001518715hmst:SeniorNotes6.50Due2026Memberus-gaap:SeniorNotesMember2021-12-310001518715hmst:SeniorNotes6.50Due2026Memberus-gaap:SeniorNotesMember2022-12-310001518715us-gaap:SubordinatedDebtMember2022-12-310001518715us-gaap:SubordinatedDebtMember2021-12-310001518715us-gaap:SubordinatedDebtMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIMember2022-12-310001518715us-gaap:SubordinatedDebtMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIMember2021-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIMemberus-gaap:SubordinatedDebtMember2022-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIMemberus-gaap:SubordinatedDebtMember2021-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIIMemberus-gaap:SubordinatedDebtMember2021-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIIMemberus-gaap:SubordinatedDebtMember2022-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIV.Memberus-gaap:SubordinatedDebtMember2021-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIV.Memberus-gaap:SubordinatedDebtMember2022-12-310001518715hmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIMember2021-01-012021-12-310001518715hmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIMember2022-01-012022-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIMemberhmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMember2021-01-012021-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIMemberhmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMember2022-01-012022-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIIMemberhmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMember2022-01-012022-12-310001518715hmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIIIMemberhmst:ThreeMonthLIBORMemberus-gaap:SubordinatedDebtMember2021-01-012021-12-310001518715hmst:ThreeMonthLIBORMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIV.Memberus-gaap:SubordinatedDebtMember2021-01-012021-12-310001518715hmst:ThreeMonthLIBORMemberhmst:HomeStreetStatutoryTrustSubordinatedDebtSecuritiesIV.Memberus-gaap:SubordinatedDebtMember2022-01-012022-12-310001518715us-gaap:ForwardContractsMember2022-12-310001518715us-gaap:InterestRateLockCommitmentsMember2022-12-310001518715us-gaap:InterestRateSwapMember2022-12-310001518715us-gaap:EurodollarFutureMember2022-12-310001518715us-gaap:CallOptionMember2022-12-310001518715us-gaap:ForwardContractsMember2021-12-310001518715us-gaap:InterestRateLockCommitmentsMember2021-12-310001518715us-gaap:InterestRateSwapMember2021-12-310001518715us-gaap:EurodollarFutureMember2021-12-310001518715us-gaap:FairValueConcentrationOfCreditRiskMasterNettingArrangementsMember2022-12-310001518715us-gaap:FairValueConcentrationOfCreditRiskMasterNettingArrangementsMember2021-12-310001518715us-gaap:LoansMember2022-01-012022-12-310001518715us-gaap:LoansMember2021-01-012021-12-310001518715us-gaap:LoansMember2020-01-012020-12-310001518715us-gaap:ServicingContractsMember2022-01-012022-12-310001518715us-gaap:ServicingContractsMember2021-01-012021-12-310001518715us-gaap:ServicingContractsMember2020-01-012020-12-310001518715us-gaap:OtherCreditDerivativesMember2022-01-012022-12-310001518715us-gaap:OtherCreditDerivativesMember2021-01-012021-12-310001518715us-gaap:OtherCreditDerivativesMember2020-01-012020-12-310001518715hmst:InterestRateSwapBackToBackMember2022-12-310001518715hmst:InterestRateSwapBackToBackMember2021-12-310001518715us-gaap:ResidentialMortgageMember2022-12-310001518715us-gaap:ResidentialMortgageMember2021-12-310001518715us-gaap:ResidentialMortgageMember2022-01-012022-12-310001518715us-gaap:ResidentialMortgageMember2021-01-012021-12-310001518715us-gaap:ResidentialMortgageMember2020-01-012020-12-310001518715us-gaap:CommercialPortfolioSegmentMember2022-01-012022-12-310001518715us-gaap:CommercialPortfolioSegmentMember2021-01-012021-12-310001518715us-gaap:CommercialPortfolioSegmentMember2020-01-012020-12-310001518715hmst:RepresentationsAndWarrantiesReserveForLoanReceivablesMember2022-12-310001518715hmst:RepresentationsAndWarrantiesReserveForLoanReceivablesMember2021-12-310001518715us-gaap:CreditRiskMember2022-12-310001518715us-gaap:CreditRiskMember2021-12-310001518715hmst:RepresentationsAndWarrantiesReserveForLoanReceivablesMember2020-12-310001518715hmst:RepresentationsAndWarrantiesReserveForLoanReceivablesMember2022-01-012022-12-310001518715hmst:RepresentationsAndWarrantiesReserveForLoanReceivablesMember2021-01-012021-12-310001518715hmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715hmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715us-gaap:ResidentialMortgageMember2020-12-310001518715us-gaap:ResidentialMortgageMember2019-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMember2022-01-012022-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMember2021-01-012021-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMember2020-01-012020-12-310001518715us-gaap:MeasurementInputDiscountRateMember2022-01-012022-12-310001518715us-gaap:MeasurementInputDiscountRateMember2021-01-012021-12-310001518715us-gaap:MeasurementInputDiscountRateMember2020-01-012020-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:MinimumMember2022-01-012022-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:MaximumMember2022-01-012022-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:WeightedAverageMember2022-01-012022-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:MinimumMember2021-01-012021-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:MaximumMember2021-01-012021-12-310001518715us-gaap:MeasurementInputConstantPrepaymentRateMembersrt:WeightedAverageMember2021-01-012021-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:MinimumMember2022-01-012022-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:MaximumMember2022-01-012022-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:WeightedAverageMember2022-01-012022-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:MinimumMember2021-01-012021-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:MaximumMember2021-01-012021-12-310001518715us-gaap:MeasurementInputDiscountRateMembersrt:WeightedAverageMember2021-01-012021-12-310001518715hmst:MultifamilyResidentialMember2022-01-012022-12-310001518715hmst:UnusedConsumerPortfolioLoanFundMember2022-12-310001518715hmst:UnusedConsumerPortfolioLoanFundMember2021-12-310001518715hmst:UnusedCommercialPortfolioLoanFundMember2022-12-310001518715hmst:UnusedCommercialPortfolioLoanFundMember2021-12-310001518715us-gaap:UnfundedLoanCommitmentMember2022-12-310001518715us-gaap:UnfundedLoanCommitmentMember2021-12-310001518715hmst:UndisbursedConstructionLoanFundsMember2022-12-310001518715hmst:UndisbursedConstructionLoanFundsMember2021-12-310001518715hmst:InvestmentCommitmentMember2022-12-310001518715hmst:InvestmentCommitmentMember2021-12-310001518715hmst:LossSharingRelationshipMemberhmst:MultifamilyResidentialMember2022-12-310001518715hmst:LossSharingRelationshipMemberhmst:MultifamilyResidentialMember2021-12-310001518715hmst:LossSharingRelationshipMember2021-12-310001518715hmst:LossSharingRelationshipMember2022-12-310001518715hmst:LossSharingRelationshipMemberhmst:MultifamilyResidentialMember2021-01-012021-12-310001518715hmst:LossSharingRelationshipMemberhmst:MultifamilyResidentialMember2020-01-012020-12-310001518715hmst:LossSharingRelationshipMemberhmst:MultifamilyResidentialMember2022-01-012022-12-310001518715us-gaap:StateAndLocalJurisdictionMember2022-12-310001518715us-gaap:StateAndLocalJurisdictionMember2021-12-310001518715hmst:DefineContributionPlanTrancheOneMember2022-01-012022-12-310001518715hmst:DefinedContributionPlanTrancheTwoMember2022-01-012022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:USTreasurySecuritiesMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:USTreasurySecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:USTreasurySecuritiesMember2022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberhmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberhmst:CollateralizedMortgageObligationsCommercialMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MunicipalBondsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:MunicipalBondsMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MunicipalBondsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MunicipalBondsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:CorporateDebtSecuritiesMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:CorporateDebtSecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:UsTreasuryCollateralizedMortgageObligationsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberhmst:UsTreasuryCollateralizedMortgageObligationsMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberhmst:UsTreasuryCollateralizedMortgageObligationsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberhmst:UsTreasuryCollateralizedMortgageObligationsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AgencySecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:AgencySecuritiesMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:AgencySecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:AgencySecuritiesMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:CallOptionMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:CallOptionMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:CallOptionMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:CallOptionMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMember2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:ForwardContractsMember2022-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMember2022-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:ResidentialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:CommercialMortgageBackedSecuritiesMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberhmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715hmst:CollateralizedMortgageObligationsResidentialMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberhmst:CollateralizedMortgageObligationsCommercialMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberhmst:CollateralizedMortgageObligationsCommercialMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:MunicipalBondsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:MunicipalBondsMember2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:MunicipalBondsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:MunicipalBondsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberus-gaap:CorporateDebtSecuritiesMember2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:CorporateDebtSecuritiesMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:CorporateDebtSecuritiesMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberhmst:UsTreasuryCollateralizedMortgageObligationsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Memberhmst:UsTreasuryCollateralizedMortgageObligationsMember2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberhmst:UsTreasuryCollateralizedMortgageObligationsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberhmst:UsTreasuryCollateralizedMortgageObligationsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:FutureMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:ForwardContractsMember2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Memberus-gaap:ForwardContractsMember2021-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMember2021-12-310001518715us-gaap:InterestRateSwapMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2022-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2022-12-310001518715hmst:MeasurementInputImpliedSpreadMembersrt:WeightedAverageMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:SingleFamilyMember2022-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMembersrt:SingleFamilyMember2022-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMembersrt:SingleFamilyMember2022-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Membersrt:SingleFamilyMember2022-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2022-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2022-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2022-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2022-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Member2022-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2021-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2021-12-310001518715hmst:MeasurementInputImpliedSpreadMembersrt:WeightedAverageMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715us-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:SingleFamilyMember2021-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMembersrt:SingleFamilyMember2021-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMembersrt:SingleFamilyMember2021-12-310001518715hmst:MeasurementInputImpliedSpreadMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Membersrt:SingleFamilyMember2021-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2021-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2021-12-310001518715hmst:MeasurementInputFallOutFactorMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MinimumMember2021-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMemberus-gaap:FairValueInputsLevel3Membersrt:MaximumMember2021-12-310001518715hmst:MeasurementInputValueOfServicingMemberus-gaap:InterestRateLockCommitmentsMemberus-gaap:FairValueMeasurementsRecurringMembersrt:WeightedAverageMemberus-gaap:FairValueInputsLevel3Member2021-12-310001518715hmst:DebtSecuritiesAvailableForSaleMember2021-12-310001518715hmst:DebtSecuritiesAvailableForSaleMember2022-01-012022-12-310001518715hmst:DebtSecuritiesAvailableForSaleMember2022-12-310001518715hmst:LoansheldforinvestmentMember2021-12-310001518715hmst:LoansheldforinvestmentMember2022-01-012022-12-310001518715hmst:LoansheldforinvestmentMember2022-12-310001518715hmst:DebtSecuritiesAvailableForSaleMember2020-12-310001518715hmst:DebtSecuritiesAvailableForSaleMember2021-01-012021-12-310001518715hmst:LoansheldforinvestmentMember2020-12-310001518715hmst:LoansheldforinvestmentMember2021-01-012021-12-310001518715hmst:InterestRateLockAndLoanPurchaseCommitmentsMember2021-12-310001518715hmst:InterestRateLockAndLoanPurchaseCommitmentsMember2020-12-310001518715hmst:InterestRateLockAndLoanPurchaseCommitmentsMember2022-01-012022-12-310001518715hmst:InterestRateLockAndLoanPurchaseCommitmentsMember2021-01-012021-12-310001518715hmst:InterestRateLockAndLoanPurchaseCommitmentsMember2022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsNonrecurringMember2022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsNonrecurringMember2022-01-012022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsNonrecurringMember2021-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:FairValueMeasurementsNonrecurringMember2021-01-012021-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Member2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMember2022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMember2022-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Memberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2022-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Memberhmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2022-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Member2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMember2021-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Memberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:MultifamilyResidentialMember2021-12-310001518715us-gaap:CarryingReportedAmountFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715us-gaap:EstimateOfFairValueFairValueDisclosureMemberus-gaap:FairValueInputsLevel1Memberhmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715us-gaap:FairValueInputsLevel2Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715us-gaap:FairValueInputsLevel3Memberus-gaap:EstimateOfFairValueFairValueDisclosureMemberhmst:GinnieMaeEarlyBuyoutLoansMember2021-12-310001518715srt:ParentCompanyMember2022-12-310001518715hmst:HomeStreetBankMember2022-12-310001518715srt:ParentCompanyMember2021-12-310001518715hmst:HomeStreetBankMember2021-12-310001518715us-gaap:RestrictedStockUnitsRSUMember2022-01-012022-12-310001518715us-gaap:PerformanceSharesMember2022-01-012022-12-310001518715us-gaap:RestrictedStockUnitsRSUMember2021-12-310001518715us-gaap:RestrictedStockUnitsRSUMember2022-12-310001518715us-gaap:PerformanceSharesMember2021-01-012021-12-310001518715us-gaap:PerformanceSharesMember2020-01-012020-12-310001518715srt:ParentCompanyMember2022-01-012022-12-310001518715srt:ParentCompanyMember2021-01-012021-12-310001518715srt:ParentCompanyMember2020-01-012020-12-310001518715srt:ParentCompanyMember2020-12-310001518715srt:ParentCompanyMember2019-12-310001518715stpr:CAus-gaap:SubsequentEventMemberhmst:ThreeBranchesPurchaseMember2023-02-012023-02-28hmst:saleOfRight0001518715stpr:CAus-gaap:SubsequentEventMemberhmst:ThreeBranchesPurchaseMember2023-02-280001518715us-gaap:SubsequentEventMember2023-01-26