Allowance For Credit Losses (Financing Receivable, Past Due) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jan. 01, 2020	Dec. 31, 2019
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	$ 7,070		$ 11,396
Current Loans	3,658,526		3,604,703
Gross loans	3,665,596	$ 3,618,825	3,616,099
Commercial and industrial
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	160		458
Current Loans	368,962		307,557
Gross loans	369,122		308,015
Commercial real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	917		1,580
Current Loans	1,466,756		1,458,157
Gross loans	1,467,673		1,459,737
1-4 Family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	753
Current Loans	123,061
Gross loans	123,814
Hotels
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Current Loans	295,179
Gross loans	295,179
Multi-family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Current Loans	204,580
Gross loans	204,580
Non Residential Non-Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	3
Current Loans	628,625
Gross loans	628,628
Non Residential Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	161
Current Loans	215,311
Gross loans	215,472
Residential real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	5,261		7,484
Current Loans	1,625,890		1,632,912
Gross loans	1,631,151		1,640,396
Home equity
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	392		956
Current Loans	142,280		147,972
Gross loans	142,672		148,928
Consumer
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	67		188
Current Loans	52,211		54,075
Gross loans	52,278		54,263
DDA overdrafts
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	273		730
Current Loans	2,427		4,030
Gross loans	2,700		4,760
Financial Asset, 30 to 59 Days Past Due
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	5,529		9,155
Financial Asset, 30 to 59 Days Past Due | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	130		243
Financial Asset, 30 to 59 Days Past Due | Commercial real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	914		1,514
Financial Asset, 30 to 59 Days Past Due | 1-4 Family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	753
Financial Asset, 30 to 59 Days Past Due | Hotels
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 30 to 59 Days Past Due | Multi-family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 30 to 59 Days Past Due | Non Residential Non-Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 30 to 59 Days Past Due | Non Residential Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	161
Financial Asset, 30 to 59 Days Past Due | Residential real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	3,923		5,758
Financial Asset, 30 to 59 Days Past Due | Home equity
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	223		840
Financial Asset, 30 to 59 Days Past Due | Consumer
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	67		156
Financial Asset, 30 to 59 Days Past Due | DDA overdrafts
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	272		644
Financial Asset, 60 to 89 Days Past Due
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	1,473		1,974
Financial Asset, 60 to 89 Days Past Due | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	30		31
Financial Asset, 60 to 89 Days Past Due | Commercial real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0		66
Financial Asset, 60 to 89 Days Past Due | 1-4 Family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 60 to 89 Days Past Due | Hotels
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 60 to 89 Days Past Due | Multi-family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 60 to 89 Days Past Due | Non Residential Non-Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 60 to 89 Days Past Due | Non Residential Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, 60 to 89 Days Past Due | Residential real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	1,334		1,643
Financial Asset, 60 to 89 Days Past Due | Home equity
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	108		116
Financial Asset, 60 to 89 Days Past Due | Consumer
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0		32
Financial Asset, 60 to 89 Days Past Due | DDA overdrafts
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	1		86
Financial Asset, Equal to or Greater than 90 Days Past Due
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	68		267
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial and industrial
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0		184
Financial Asset, Equal to or Greater than 90 Days Past Due | Commercial real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	3		0
Financial Asset, Equal to or Greater than 90 Days Past Due | 1-4 Family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Hotels
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Multi-family
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Non Residential Non-Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	3
Financial Asset, Equal to or Greater than 90 Days Past Due | Non Residential Owner Occupied
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0
Financial Asset, Equal to or Greater than 90 Days Past Due | Residential real estate
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	4		83
Financial Asset, Equal to or Greater than 90 Days Past Due | Home equity
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	61		0
Financial Asset, Equal to or Greater than 90 Days Past Due | Consumer
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	0		0
Financial Asset, Equal to or Greater than 90 Days Past Due | DDA overdrafts
Financing Receivable, Past Due [Line Items]
Financing receivable, recorded investment, past due	$ 0		$ 0