Loans (Summary Of Average Impaired Loans And Related Interest Income) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	$ 14,387	$ 13,045
Impaired Loans, With No Related Allowance, Total Interest Income	177	422
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	9	264
Impaired Loans, With A Related Allowance, Average Recorded Investment	1,223	5,381
Impaired Loans, With A Related Allowance, Total Interest Income	7	36
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	32
Impaired Loans, Total, Average Recorded Investment	15,610	18,426
Impaired Loans, Total, Total Interest Income	184	458
Impaired Loans, Total, Cash Basis Interest Income	9	296
Total Commercial Related Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	13,619	12,355
Impaired Loans, With No Related Allowance, Total Interest Income	173	414
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	6	257
Impaired Loans, With A Related Allowance, Average Recorded Investment	1,223	5,381
Impaired Loans, With A Related Allowance, Total Interest Income	7	36
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	32
Impaired Loans, Total, Average Recorded Investment	14,842	17,736
Impaired Loans, Total, Total Interest Income	180	450
Impaired Loans, Total, Cash Basis Interest Income	6	289
Total Consumer Related Loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	768	690
Impaired Loans, With No Related Allowance, Total Interest Income	4	8
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	3	7
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	768	690
Impaired Loans, Total, Total Interest Income	4	8
Impaired Loans, Total, Cash Basis Interest Income	3	7
Builder & Developer [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	4,111	3,946
Impaired Loans, With No Related Allowance, Total Interest Income	59	60
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	1
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	2,045
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	4,111	5,991
Impaired Loans, Total, Total Interest Income	59	60
Impaired Loans, Total, Cash Basis Interest Income	0	1
Commercial Real Estate Investor [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	5,899	4,474
Impaired Loans, With No Related Allowance, Total Interest Income	76	296
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	249
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	1,876
Impaired Loans, With A Related Allowance, Total Interest Income	0	32
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	32
Impaired Loans, Total, Average Recorded Investment	5,899	6,350
Impaired Loans, Total, Total Interest Income	76	328
Impaired Loans, Total, Cash Basis Interest Income	0	281
Residential Real Estate Investor [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	555	1,077
Impaired Loans, With No Related Allowance, Total Interest Income	5	16
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, With A Related Allowance, Average Recorded Investment	817	795
Impaired Loans, With A Related Allowance, Total Interest Income	7	(3)
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	1,372	1,872
Impaired Loans, Total, Total Interest Income	12	13
Impaired Loans, Total, Cash Basis Interest Income	0	0
Hotel/Motel [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	416	515
Impaired Loans, With No Related Allowance, Total Interest Income	2	3
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	2	3
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	416	515
Impaired Loans, Total, Total Interest Income	2	3
Impaired Loans, Total, Cash Basis Interest Income	2	3
Wholesale & Retail [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	301	392
Impaired Loans, With No Related Allowance, Total Interest Income	3	5
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	2
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	301	392
Impaired Loans, Total, Total Interest Income	3	5
Impaired Loans, Total, Cash Basis Interest Income	0	2
Manufacturing [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	628	652
Impaired Loans, With No Related Allowance, Total Interest Income	10	10
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	628	652
Impaired Loans, Total, Total Interest Income	10	10
Impaired Loans, Total, Cash Basis Interest Income	0	0
Agriculture [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With No Related Allowance, Total Interest Income	0	0
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, With A Related Allowance, Average Recorded Investment	406	428
Impaired Loans, With A Related Allowance, Total Interest Income	0	7
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	406	428
Impaired Loans, Total, Total Interest Income	0	7
Impaired Loans, Total, Cash Basis Interest Income	0	0
Other Commercial [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	1,709	1,299
Impaired Loans, With No Related Allowance, Total Interest Income	18	24
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	4	2
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	237
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	1,709	1,536
Impaired Loans, Total, Total Interest Income	18	24
Impaired Loans, Total, Cash Basis Interest Income	4	2
Residential Mortgages [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	230	175
Impaired Loans, With No Related Allowance, Total Interest Income	0	2
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	0	3
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	230	175
Impaired Loans, Total, Total Interest Income	0	2
Impaired Loans, Total, Cash Basis Interest Income	0	3
Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	277	125
Impaired Loans, With No Related Allowance, Total Interest Income	1	0
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	1	0
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	277	125
Impaired Loans, Total, Total Interest Income	1	0
Impaired Loans, Total, Cash Basis Interest Income	1	0
Other Consumer [Member]
Financing Receivable, Impaired [Line Items]
Impaired Loans, With No Related Allowance, Average Recorded Investment	261	390
Impaired Loans, With No Related Allowance, Total Interest Income	3	6
Impaired Loans, With No Related Allowance, Cash Basis Interest Income	2	4
Impaired Loans, With A Related Allowance, Average Recorded Investment	0	0
Impaired Loans, With A Related Allowance, Total Interest Income	0	0
Impaired Loans, With A Related Allowance, Cash Basis Interest Income	0	0
Impaired Loans, Total, Average Recorded Investment	261	390
Impaired Loans, Total, Total Interest Income	3	6
Impaired Loans, Total, Cash Basis Interest Income	$ 2	$ 4