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Fair Value Measurements (Narrative) (Details) - USD ($)
6 Months Ended
Jun. 30, 2023
Dec. 31, 2022
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Loan Balances $ 618,004,000 $ 611,625,000
Asset Pledged as Collateral [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans Receivable, Loan Balances 0  
Fair Value, Nonrecurring [Member]    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Loans held for sale, fair value adjustment $ 0