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Related Party Transactions (Details) - USD ($)
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
10. Related Party Transactions    
Beginning balance $ 1,852,000 $ 3,472
New loans 3,636,000 4,189,000
Repayments (2,801,000) (5,809,000)
Ending balance $ 2,687,000 $ 1,852,000