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Loans (Troubled debt restructurings, Rolling Twelve Months) (Details)
3 Months Ended
Mar. 31, 2020
USD ($)
number
Mar. 31, 2019
USD ($)
number
Mortgage Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Number of Contracts | number 26 27
Recored Investment | $ $ 3,037,000 $ 3,011,000
Commercial Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Number of Contracts | number 0 4
Recored Investment | $ $ 0 $ 1,981,000
Consumer Loan [Member]    
Financing Receivable, Modifications [Line Items]    
Number of Contracts | number 107 43
Recored Investment | $ $ 1,543,000 $ 587,000