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Loans (Summary of Collateral Dependent Loans) (Details)
$ in Thousands
Mar. 31, 2020
USD ($)
Financing Receivable, Impaired [Line Items]  
Collateral dependent loans on business assets $ 2,974
Collateral dependent loans on real propery 9,989
Collateral dependent loans 12,963
Commercial Business [Member]  
Financing Receivable, Impaired [Line Items]  
Collateral dependent loans on business assets 2,974
Collateral dependent loans on real propery 4,571
Collateral dependent loans 7,545
Commercial Mortgage [Member]  
Financing Receivable, Impaired [Line Items]  
Collateral dependent loans on real propery 5,418
Collateral dependent loans $ 5,418