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Short-Term Borrowings (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Short-Term Borrowings (Details) [Line Items]    
Securities Sold under Agreements to Repurchase $ 15,320 $ 20,189
Mortgage-backed securities 15,200 17,500
Other Short-term Borrowings 15,320 20,189
Monthly average of such agreements totaled 22,800 20,800
Purchases of federal funds 41,000 41,000
Retail Repurchase Agreements [Member]    
Short-Term Borrowings (Details) [Line Items]    
Securities Sold under Agreements to Repurchase $ 8,400 10,700
Mortgage-backed securities maturity, basis of allocation description The collateral is held at the FHLB and has maturities from 2022 through 2051  
Maximum amount of outstanding agreements at any month-end $ 34,200 $ 25,600
Short-term borrowings mature, description The repurchase agreements mature within one month.