including deferred rent, are written off against revenue and any future revenue for that tenant is recognized only upon receipt of cash. In addition, as of March 31, 2022 and December 31, 2021, the Company had a portfolio level reserve of $350 on those leases that were probable of collection to ensure that the tenant lease receivables were not overstated.
Escrow Deposits
The escrow balance as of March 31, 2022 and December 31, 2021 was $7,697 and $5,957, respectively. Escrow deposits include funds held in escrow to be used for the acquisition of properties in the future and for the payment of taxes, insurance, and other amounts as stipulated by the Company’s Cantor Loan, as hereinafter defined.
Deferred Assets
The deferred assets balance as of March 31, 2022 and December 31, 2021 was $26,714 and $25,417, respectively. The balance as of March 31, 2022 consisted of $26,551 in deferred rent receivables resulting from the recognition of revenue from leases with fixed annual rental escalations on a straight-line basis and $163 of other deferred costs. The balance as of December 31, 2021 consisted of $25,356 in deferred rent receivables resulting from the recognition of revenue from leases with fixed annual rental escalations on a straight-line basis and $61 of other deferred costs.
Other Assets
The other assets balance as of March 31, 2022 and December 31, 2021 was $6,345 and $6,232, respectively. The balance as of March 31, 2022 consisted of $3,728 for right of use assets, $494 in preacquisition and other capitalized costs related to our properties, $1,899 in prepaid assets, and $224 for net capitalized software costs and miscellaneous assets. The balance as of December 31, 2021 consisted of $3,809 for right of use assets, $257 in preacquisition and other capitalized costs related to our properties, $1,916 in prepaid assets, and $250 for net capitalized software costs and miscellaneous assets. Refer to Note 8 – “Leases” for additional details on right of use assets.
Derivative Instruments - Interest Rate Swaps
As of March 31, 2022 and December 31, 2021, the Company's balance related to interest rate swap derivative instruments that were designated as cash flow hedges of interest rate risk was a net asset of $10,827 and a net liability of $6,554, respectively. In accordance with the Company’s risk management strategy, the purpose of the interest rate swaps is to manage interest rate risk for certain of the Company’s variable-rate debt. The interest rate swaps involve the Company’s receipt of variable-rate amounts from the counterparties in exchange for the Company making fixed-rate payments over the life of the agreements. The Company accounts for derivative instruments in accordance with the provisions of ASC Topic 815, “Derivatives and Hedging.” Refer to Note 4 – “Credit Facility, Notes Payable and Derivative Instruments” for additional details.
Goodwill
As of March 31, 2022 and December 31, 2021, the Company’s goodwill balance was $5,903. Goodwill represents the excess of consideration paid over the fair value of underlying identifiable net assets of businesses acquired. Goodwill has an indefinite life and is not amortized, but is tested for impairment on an annual basis, or more frequently if events or changes in circumstances indicate that the asset might be impaired. The Company’s policy is to perform its annual goodwill impairment evaluation as of the first day of the fourth quarter of its fiscal year. The Company has one reporting unit.
Assets Held for Sale and Sales of Real Estate
The Company classifies a property as held for sale when the following criteria are met: (i) management, having the authority to approve action, commits to a plan to sell the property in its present condition, (ii) the sale of the property is at a price reasonable in relation to its current fair value and (iii) the sale is probable and expected to be completed within one year. At that time, the Company presents the assets and obligations associated with the real estate held for sale separately in its Condensed Consolidated Balance Sheets and ceases recording depreciation and amortization expense related to that asset. Real estate held for sale is reported at the lower of its carrying amount or its estimated fair value less estimated costs to sell. None of the Company’s properties were classified as held for sale as of March 31, 2022 or December 31, 2021.