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Fair Values of Financial Instruments - Additional Information (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2022
Dec. 31, 2021
Mar. 31, 2021
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Other real estate owned assets value $ 100,000    
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount 0   $ 0
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount 0   $ 0
Fair Value, Recurring [Member] | Fair Value Inputs Level 3 [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Assets measured at fair value $ 0 $ 0  
Minimum [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Duration of real estate assets hold 2 years    
Significant Unobservable Input Appraisal Discounts and Weighted Average Input Used 15.00% 15.00%  
Maximum [Member]      
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]      
Significant Unobservable Input Appraisal Discounts and Weighted Average Input Used 20.00% 20.00%