Real Estate Loans, Notes Receivable, and Lines of Credit Real Estate Loans (Details) $ in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2022 USD ($) number_of_properties	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($) number_of_properties
Mortgage Loans on Real Estate [Line Items]
number of loans receivable	14		11
Number Of Underlying Properties In Development \| number_of_properties	13		10
Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount	$ 220,600
variable interest entity loans amount to be funded	316,300
interest revenue current pay	4,556	$ 6,167
Loans Receivable, Gross, Commercial, Real Estate	220,557		$ 206,270
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums	(1,942)		(1,755)
Loans and Leases Receivable, Allowance	(8,335)		(8,095)
Mortgage Loans on Real Estate, Commercial and Consumer, Net	210,280		196,420
Loans and Leases Receivable, Impaired, Commitment to Lend	95,750		$ 61,952
real estate loans amount funded	14,287
Loan Receivable, Repayments	0
real estate loans repaid	0
real estate loan origination fees collected	0
real estate loan fees amortized	(682)
Amortization of Deferred Loan Origination Fees, Net	495
Financing Receivable, Credit Loss, Expense (Reversal)	(510)
Loans And Leases Receivable, Credit Loss Expense On Existing Or Repaid Loans	$ 270
current interest rate	8.57%		8.58%
Deferred interest rate	3.56%		3.53%
Interest Receivable	$ 18,569		$ 17,038
Number of units in real estate property	12,332		12,052
Multifamily Properties
Mortgage Loans on Real Estate [Line Items]
Number of units in real estate property \| number_of_properties	1

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interest revenue current pay

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Loan Receivable, Repayments

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Loans And Leases Receivable, Credit Loss Expense On Existing Or Repaid Loans

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Number Of Underlying Properties In Development

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number of loans receivable

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real estate loan fees amortized

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real estate loan origination fees collected

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real estate loans amount funded

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real estate loans repaid

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variable interest entity loans amount to be funded

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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The net increase(decrease) in interest income during the period representing the allocation of deferred loan origination fees less deferred loan origination costs using the effective interest method over the term of the debt arrangement to which they pertain taking into account the effect of prepayments.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

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Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

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The balance represents the amount of loans that are secured by real estate mortgages, offset by the reserve to cover probable credit losses on the loan portfolio.

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The number of units in a real estate property owned as of the balance sheet date.

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This is the result of the principal amount outstanding of total loans managed or securitized less securitized loans and loans that are in the process of being securitized.

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Amount of credit loss expense (reversal of expense) for financing receivable.

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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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The reporting entity's maximum amount of exposure to loss as a result of its involvement with the Variable Interest Entity (VIE).

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