Loans (Nonaccrual Loans) (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	$ 17,408	$ 11,707
Accruing loans 90 days or more past due	0	0
Current Payment Status [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans current on payment	5,900	3,100
Commercial Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	603	925
Commercial & Industrial [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	657	0
Total Commercial [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	1,260	925
Residential Real Estate [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	14,297	9,346
Home Equity [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	1,763	1,436
Other Consumer [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	88	0
Total Consumer [Member]
Financing Receivable, Past Due [Line Items]
Nonaccrual loans	$ 1,851	$ 1,436