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Interest-Bearing Deposits (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Interest-Bearing Deposits [Abstract]    
Interest-bearing time deposits in denominations of $250,000 or more $ 27,800,000 $ 36,200,000
Certificates of deposit obtained from brokers 5,000,000 5,200,000
Time deposits 73,100,000 $ 88,300,000
Cash FDIC insured amount 250,000  
Cash CDARS program insured 250,000  
Other banks program $ 250,000