Loans And Allowance For Loan And Lease Losses (Schedule Of Impaired Loan Financing Receivables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2014		Dec. 31, 2013
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	$ 18,608		$ 17,314
With no related allowance, Unpaid Principal Balance	22,107		19,504	[1]
With no related allowance, Average Recorded Investment	19,737		17,443
With no related allowance, Interest Income Recognized	237		965
With an allowance recorded, Recorded Investment	0		2,592
With an allowance recorded, Unpaid Principal Balance	0	[1]	2,592	[1]
With an allowance recorded, Average Recorded Investment	0		2,592
With an allowance recorded, Interest Income Recognized	0		1
Recorded Investment	18,608		19,906
Unpaid Principal Balance	22,107	[1]	22,096	[1]
Related Allowance	0		1,357
Average Recorded Investment	19,737		20,035
Interest Income Recognized	237		966
Commercial [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	1,637		1,570
With no related allowance, Unpaid Principal Balance	1,925	[1]	1,706	[1]
With no related allowance, Average Recorded Investment	1,729		1,433
With no related allowance, Interest Income Recognized	17		50
Recorded Investment	1,637		1,570
Unpaid Principal Balance	1,925	[1]	1,706	[1]
Related Allowance	0		0
Average Recorded Investment	1,729		1,433
Interest Income Recognized	17		50
Commercial Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	9,660		9,720
Unpaid Principal Balance	9,660	[1]	9,720	[1]
Related Allowance	0		0
Average Recorded Investment	9,695		9,826
Interest Income Recognized	152		627
Owner Occupied [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	5,152		5,182
With no related allowance, Unpaid Principal Balance	5,152	[1]	5,182	[1]
With no related allowance, Average Recorded Investment	5,172		5,249
With no related allowance, Interest Income Recognized	82		340
Income Producing [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	4,508		4,538
With no related allowance, Unpaid Principal Balance	4,508	[1]	4,538	[1]
With no related allowance, Average Recorded Investment	4,523		4,577
With no related allowance, Interest Income Recognized	70		287
Construction Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	6,340		7,611
Unpaid Principal Balance	9,457	[1]	9,596	[1]
Related Allowance	0		1,337
Average Recorded Investment	7,250		7,687
Interest Income Recognized	57		239
Construction Real Estate - 1 - 4 Family [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	580		580
With no related allowance, Unpaid Principal Balance	580	[1]	580	[1]
With no related allowance, Average Recorded Investment	580		489
With no related allowance, Interest Income Recognized	7		23
Construction Real Estate - Other [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	5,591		4,294
With no related allowance, Unpaid Principal Balance	8,708	[1]	6,279	[1]
With no related allowance, Average Recorded Investment	6,500		4,457
With no related allowance, Interest Income Recognized	48		206
With an allowance recorded, Recorded Investment			2,566
With an allowance recorded, Unpaid Principal Balance			2,566	[1]
With an allowance recorded, Average Recorded Investment			2,566
With an allowance recorded, Interest Income Recognized			0
Related Allowance			1,337
Construction Real Estate - Farmland [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	169		171
With no related allowance, Unpaid Principal Balance	169	[1]	171	[1]
With no related allowance, Average Recorded Investment	170		175
With no related allowance, Interest Income Recognized	2		10
Residential Real Estate [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	960		992
Unpaid Principal Balance	1,049	[1]	1,056	[1]
Related Allowance	0		20
Average Recorded Investment	1,046		1,068
Interest Income Recognized	11		48
Residential Real Estate - Equity Lines [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	493		493
With no related allowance, Unpaid Principal Balance	500	[1]	500	[1]
With no related allowance, Average Recorded Investment	493		499
With no related allowance, Interest Income Recognized	5		21
Residential Real Estate - 1 -4 Family [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	467		473
With no related allowance, Unpaid Principal Balance	549	[1]	530	[1]
With no related allowance, Average Recorded Investment	553		543
With no related allowance, Interest Income Recognized	6		26
With an allowance recorded, Recorded Investment			26
With an allowance recorded, Unpaid Principal Balance			26	[1]
With an allowance recorded, Average Recorded Investment			26
With an allowance recorded, Interest Income Recognized			1
Related Allowance			20
Consumer [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment	11		13
Unpaid Principal Balance	16	[1]	18	[1]
Related Allowance	0		0
Average Recorded Investment	17		21
Interest Income Recognized	0		2
Other [Member]
Financing Receivable, Impaired [Line Items]
With no related allowance, Recorded Investment	11		13
With no related allowance, Unpaid Principal Balance	16	[1]	18	[1]
With no related allowance, Average Recorded Investment	17		21
With no related allowance, Interest Income Recognized	$ 0		$ 2

[1] Balances transferred to foreclosed assets are not included as unpaid principal balance.