Loans (Schedule Of Loans Individually Evaluated For Impairment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Impaired [Line Items]
Recorded Investment	$ 37,163	$ 43,356
Unpaid Principal Balance	37,176	43,607
Related Allowance	1,335	2,142
Average Impaired Balance	39,230	37,972	$ 35,600
Interest Income Recognized while impaired	1,763	1,680	$ 2,200
Commercial Loan [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	403	1,019
Without a related allowance, Unpaid Principal Balance	403	1,253
Without a related allowance, Average Impaired Balance	467	321
Without a related allowance, Interest Income Recognized while impaired	21	16
With a related allowance, Recorded Investment	4,882	3,343
With a related allowance, Unpaid Principal Balance	4,882	3,342
With a related allowance, Related Allowance	51	682
With a related allowance, Average Impaired Balance	4,786	705
With a related allowance, Interest Income Recognized while impaired	274	39
Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	7,223	8,600
Without a related allowance, Unpaid Principal Balance	7,224	8,605
Without a related allowance, Average Impaired Balance	7,534	7,730
Without a related allowance, Interest Income Recognized while impaired	224	318
With a related allowance, Recorded Investment	3,862	2,969
With a related allowance, Unpaid Principal Balance	3,866	2,969
With a related allowance, Related Allowance	409	462
With a related allowance, Average Impaired Balance	3,893	2,397
With a related allowance, Interest Income Recognized while impaired	113	117
Non Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	8,514	9,666
Without a related allowance, Unpaid Principal Balance	8,515	9,673
Without a related allowance, Average Impaired Balance	9,389	9,753
Without a related allowance, Interest Income Recognized while impaired	495	493
With a related allowance, Recorded Investment	540	189
With a related allowance, Unpaid Principal Balance	544	191
With a related allowance, Related Allowance	113	9
With a related allowance, Average Impaired Balance	535	226
With a related allowance, Interest Income Recognized while impaired	5	16
Land And Land Improvements [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	945	4,767
Without a related allowance, Unpaid Principal Balance	945	4,767
Without a related allowance, Average Impaired Balance	1,143	4,947
Without a related allowance, Interest Income Recognized while impaired	65	102
With a related allowance, Recorded Investment	1,015	1,057
With a related allowance, Unpaid Principal Balance	1,015	1,057
With a related allowance, Related Allowance	589	298
With a related allowance, Average Impaired Balance	1,030	1,073
With a related allowance, Interest Income Recognized while impaired	51	56
Construction [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	0	0
Without a related allowance, Unpaid Principal Balance	0	0
Without a related allowance, Average Impaired Balance	0	0
Without a related allowance, Interest Income Recognized while impaired	0	0
With a related allowance, Recorded Investment	0	0
With a related allowance, Unpaid Principal Balance	0	0
With a related allowance, Related Allowance	0	0
With a related allowance, Average Impaired Balance	0	0
With a related allowance, Interest Income Recognized while impaired	0	0
Non Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	3,387	3,279
Without a related allowance, Unpaid Principal Balance	3,393	3,284
Without a related allowance, Average Impaired Balance	3,787	3,401
Without a related allowance, Interest Income Recognized while impaired	217	180
With a related allowance, Recorded Investment	1,876	2,982
With a related allowance, Unpaid Principal Balance	1,874	2,981
With a related allowance, Related Allowance	173	585
With a related allowance, Average Impaired Balance	2,112	2,539
With a related allowance, Interest Income Recognized while impaired	59	98
Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	3,980	4,132
Without a related allowance, Unpaid Principal Balance	3,979	4,130
Without a related allowance, Average Impaired Balance	4,017	3,517
Without a related allowance, Interest Income Recognized while impaired	210	166
With a related allowance, Recorded Investment	0	821
With a related allowance, Unpaid Principal Balance	0	822
With a related allowance, Related Allowance	0	106
With a related allowance, Average Impaired Balance	0	827
With a related allowance, Interest Income Recognized while impaired	0	48
Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	523	523
Without a related allowance, Unpaid Principal Balance	523	523
Without a related allowance, Average Impaired Balance	523	523
Without a related allowance, Interest Income Recognized while impaired	27	30
With a related allowance, Recorded Investment	0	0
With a related allowance, Unpaid Principal Balance	0	0
With a related allowance, Related Allowance	0	0
With a related allowance, Average Impaired Balance	0	0
With a related allowance, Interest Income Recognized while impaired	0	0
Mortgage Warehouse Lines [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	0	0
Without a related allowance, Unpaid Principal Balance	0	0
Without a related allowance, Average Impaired Balance	0	0
Without a related allowance, Interest Income Recognized while impaired	0	0
With a related allowance, Recorded Investment	0	0
With a related allowance, Unpaid Principal Balance	0	0
With a related allowance, Related Allowance	0	0
With a related allowance, Average Impaired Balance	0	0
With a related allowance, Interest Income Recognized while impaired	0	0
Consumer Portfolio Segment [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	13	9
Without a related allowance, Unpaid Principal Balance	13	10
Without a related allowance, Average Impaired Balance	14	13
Without a related allowance, Interest Income Recognized while impaired	2	1
With a related allowance, Recorded Investment	0	0
With a related allowance, Unpaid Principal Balance	0	0
With a related allowance, Related Allowance	0	0
With a related allowance, Average Impaired Balance	0	0
With a related allowance, Interest Income Recognized while impaired	0	0
Total Without a Related Allowance
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	24,988	31,995
Without a related allowance, Unpaid Principal Balance	24,995	32,245
Without a related allowance, Average Impaired Balance	26,874	30,205
Without a related allowance, Interest Income Recognized while impaired	1,261	1,306
Total With a Related Allowance
Financing Receivable, Impaired [Line Items]
With a related allowance, Recorded Investment	12,175	11,361
With a related allowance, Unpaid Principal Balance	12,181	11,362
With a related allowance, Related Allowance	1,335	2,142
With a related allowance, Average Impaired Balance	12,356	7,767
With a related allowance, Interest Income Recognized while impaired	502	374
Total Commercial
Financing Receivable, Impaired [Line Items]
Recorded Investment	27,384	31,610
Unpaid Principal Balance	27,394	31,857
Related Allowance	1,162	1,451
Average Impaired Balance	28,777	27,152
Interest Income Recognized while impaired	1,248	1,157
Total Residential Real Estate
Financing Receivable, Impaired [Line Items]
Recorded Investment	9,766	11,737
Unpaid Principal Balance	9,769	11,740
Related Allowance	173	691
Average Impaired Balance	10,439	10,807
Interest Income Recognized while impaired	513	522
Total Consumer
Financing Receivable, Impaired [Line Items]
Recorded Investment	13	9
Unpaid Principal Balance	13	10
Related Allowance	0	0
Average Impaired Balance	14	13
Interest Income Recognized while impaired	$ 2	$ 1