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Fair Value (Details 2) - Fair Value, Inputs, Level 3 [Member] - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2020
Impaired Loans    
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31)    
Fair Value $ 6,063 $ 6,581
Unobservable Inputs Discount rate for age of appraisal and market conditions Discount rate for age of appraisal and market conditions
State and Municipal Obligations    
Fair Value Inputs, Assets, Quantitative Information [Line Items] (Deprecated 2018-01-31)    
Fair Value $ 1,895 $ 1,895
Unobservable Inputs Discount rateProbability of default Discount rateProbability of default