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Securities Available for Sale - Additional Information (Details)
3 Months Ended
Mar. 31, 2022
USD ($)
Security
shares
Mar. 31, 2021
shares
Dec. 31, 2021
USD ($)
Security
Schedule Of Available For Sale Securities [Line Items]      
Carrying amounts of securities pledged to secure public deposits | $ $ 9,905,000   $ 9,261,000
Number of security holdings greater than 10% percent of equity 0   0
Unrealized loss recognized in net income | $ $ 0    
Number of securities held and carried at fair value | shares 1    
Calls of securities | shares 0 0  
U.S Government sponsored entities      
Schedule Of Available For Sale Securities [Line Items]      
Debt securities, available-for-sale, unrealized loss position, number of positions 3    
Residential MBS      
Schedule Of Available For Sale Securities [Line Items]      
Debt securities, available-for-sale, unrealized loss position, number of positions 8    
Fair value carried | $ $ 994,000    
Municipal- Tax Free      
Schedule Of Available For Sale Securities [Line Items]      
Debt securities, available-for-sale, unrealized loss position, number of positions 1    
Municipal-taxable securities      
Schedule Of Available For Sale Securities [Line Items]      
Debt securities, available-for-sale, unrealized loss position, number of positions 16    
SBA guaranteed debenture      
Schedule Of Available For Sale Securities [Line Items]      
Debt securities, available-for-sale, unrealized loss position, number of positions 1