Loans (Schedule Of Loans Individually Evaluated For Impairment) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	$ 49,322	$ 47,908
Without a related allowance, Unpaid Principal Balance	49,357	47,944
Without a related allowance, Average Impaired Balance	37,470	36,974
Without a related allowance, Interest Income Recognized while impaired	1,582	799
With a related allowance, Recorded Investment	45,868	31,095
With a related allowance, Unpaid Principal Balance	45,875	31,112
With a related allowance, Related Allowance	7,097	4,745
With a related allowance, Average Impaired Balance	41,925	18,514
With a related allowance, Interest Income Recognized while impaired	788	304
Recorded Investment	95,190	79,003
Unpaid Principal Balance	95,232	79,056
Related Allowance	7,097	4,745
Average Impaired Balance	79,395	55,488
Interest Income Recognized while impaired	2,370	1,103
Commercial [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	10,518	2,074
Without a related allowance, Unpaid Principal Balance	10,537	2,076
Without a related allowance, Average Impaired Balance	3,131	874
Without a related allowance, Interest Income Recognized while impaired	134	10
With a related allowance, Recorded Investment	404	893
With a related allowance, Unpaid Principal Balance	404	893
With a related allowance, Related Allowance	85	247
With a related allowance, Average Impaired Balance	515	661
With a related allowance, Interest Income Recognized while impaired	6	1
Recorded Investment	67,060	55,595
Unpaid Principal Balance	67,086	55,634
Related Allowance	3,443	4,098
Average Impaired Balance	54,739	37,740
Interest Income Recognized while impaired	1,825	996
Owner-Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	9,992	9,013
Without a related allowance, Unpaid Principal Balance	9,996	9,034
Without a related allowance, Average Impaired Balance	8,528	8,132
Without a related allowance, Interest Income Recognized while impaired	368	253
With a related allowance, Recorded Investment	6,719	3,244
With a related allowance, Unpaid Principal Balance	6,718	3,244
With a related allowance, Related Allowance	461	465
With a related allowance, Average Impaired Balance	4,442	3,588
With a related allowance, Interest Income Recognized while impaired	187	143
Non-Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	6,143	5,599
Without a related allowance, Unpaid Principal Balance	6,145	5,600
Without a related allowance, Average Impaired Balance	6,056	2,891
Without a related allowance, Interest Income Recognized while impaired	304	116
With a related allowance, Recorded Investment	3,321	4,190
With a related allowance, Unpaid Principal Balance	3,323	4,190
With a related allowance, Related Allowance	286	456
With a related allowance, Average Impaired Balance	3,341	3,357
With a related allowance, Interest Income Recognized while impaired	115	87
Land And Land Development [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	11,596	12,128
Without a related allowance, Unpaid Principal Balance	11,596	12,128
Without a related allowance, Average Impaired Balance	11,093	9,509
Without a related allowance, Interest Income Recognized while impaired	367	346
With a related allowance, Recorded Investment	18,367	17,719
With a related allowance, Unpaid Principal Balance	18,367	17,734
With a related allowance, Related Allowance	2,611	2,901
With a related allowance, Average Impaired Balance	17,633	8,726
With a related allowance, Interest Income Recognized while impaired	344	40
Construction [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment
Without a related allowance, Unpaid Principal Balance
Without a related allowance, Average Impaired Balance
Without a related allowance, Interest Income Recognized while impaired
With a related allowance, Recorded Investment		735
With a related allowance, Unpaid Principal Balance		735
With a related allowance, Related Allowance		29
With a related allowance, Average Impaired Balance		2
With a related allowance, Interest Income Recognized while impaired
Residential Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	28,064	23,400
Unpaid Principal Balance	28,080	23,414
Related Allowance	3,638	646
Average Impaired Balance	24,622	17,748
Interest Income Recognized while impaired	544	107
Non-Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	3,497	3,697
Without a related allowance, Unpaid Principal Balance	3,505	3,708
Without a related allowance, Average Impaired Balance	3,040	2,843
Without a related allowance, Interest Income Recognized while impaired	125	68
With a related allowance, Recorded Investment	2,812	1,150
With a related allowance, Unpaid Principal Balance	2,813	1,152
With a related allowance, Related Allowance	394	209
With a related allowance, Average Impaired Balance	2,378	706
With a related allowance, Interest Income Recognized while impaired	77	31
Jumbo [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	7,347	15,203
Without a related allowance, Unpaid Principal Balance	7,349	15,204
Without a related allowance, Average Impaired Balance	5,399	12,626
Without a related allowance, Interest Income Recognized while impaired	272
With a related allowance, Recorded Investment	14,189	2,943
With a related allowance, Unpaid Principal Balance	14,194	2,943
With a related allowance, Related Allowance	3,216	275
With a related allowance, Average Impaired Balance	13,585	1,349
With a related allowance, Interest Income Recognized while impaired	59
Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	191	194
Without a related allowance, Unpaid Principal Balance	191	194
Without a related allowance, Average Impaired Balance	191	99
Without a related allowance, Interest Income Recognized while impaired	11	6
With a related allowance, Recorded Investment	28	213
With a related allowance, Unpaid Principal Balance	28	213
With a related allowance, Related Allowance	28	162
With a related allowance, Average Impaired Balance	29	125
With a related allowance, Interest Income Recognized while impaired		2
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Without a related allowance, Recorded Investment	38
Without a related allowance, Unpaid Principal Balance	38
Without a related allowance, Average Impaired Balance	32
Without a related allowance, Interest Income Recognized while impaired	1
With a related allowance, Recorded Investment	28	8
With a related allowance, Unpaid Principal Balance	28	8
With a related allowance, Related Allowance	16	1
With a related allowance, Average Impaired Balance	2
With a related allowance, Interest Income Recognized while impaired
Recorded Investment	66	8
Unpaid Principal Balance	66	8
Related Allowance	16	1
Average Impaired Balance	34
Interest Income Recognized while impaired	$ 1