Loans and Leases - Mortgages in the Process of Foreclosure (Details) - Residential Real Estate [Member] - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Financing Receivable, Troubled Debt Restructuring [Line Items]
Mortgage loans in process of foreclosure, amount	$ 64	$ 1,772
Real Estate-Residential Secured for Personal Purpose [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Mortgage loans in process of foreclosure, amount	64	714
Real Estate-Home Equity Secured for Personal Purpose [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Mortgage loans in process of foreclosure, amount	$ 0	$ 1,058