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Fair Value - Fair Value on Recurring Basis - Narrative (Details)
$ in Thousands
Mar. 31, 2022
USD ($)
security
Dec. 31, 2021
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Securities available for sale $ 77,878 $ 56,480
Equity securities 8,009 8,566
Residential mortgage-backed securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Securities available for sale $ 14,487 $ 9,749
Percentage of portfolio in residential mortgage backed securities 19.00%  
Residential mortgage backed securities guaranteed by Government National Mortgage Association or Federal National Mortgage Association or Federal Home Loan Mortgage Corporation $ 10,900  
Corporate Bond Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Debt securities classified as Level 3 assets | security 2