Amounts recorded on the balance sheet related to cumulative basis adjustment for fair value hedges (Details) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
Derivative, Net Liability Position, Aggregate Fair Value	$ (45,000)	$ (18,000)
[custom:DerivativeNetLiabilityPositionAggregateFairValueTotal-0]	(45,000)	(18,000)
Available-for-Sale Securities, Amortized Cost Basis	35,600,000
Available-for-Sale Equity Securities, Amortized Cost Basis	45,000
Derivative, Amount of Hedged Item	10,000,000.0
Hedged Assets Liabilities Carrying Amount [Member]
Loans receivable(1)	9,955,000	9,982,000
Total	$ 9,955,000	$ 9,982,000