Loans Receivable and Allowance for Loan Losses (Average Of Impaired Loans And Related Interest Income By Loan Portfolio Class) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	$ 11,336	$ 27,603
Impaired Loans with no related allowance recorded: Interest Income Recognized	113	247
Impaired Loans with an allowance recorded: Average Recorded Investment	21,134	12,512
Impaired Loans with an allowance recorded: Interest Income Recognized	174	86
Total Average Recorded Investment	32,470	40,115
Total Interest Income Recognized	287	333
Commercial Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	6,772	20,189
Impaired Loans with no related allowance recorded: Interest Income Recognized	106	219
Impaired Loans with an allowance recorded: Average Recorded Investment	13,173	4,714
Impaired Loans with an allowance recorded: Interest Income Recognized	138	36
Total Average Recorded Investment	19,945	24,903
Total Interest Income Recognized	244	255
Construction and Land Development [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	799	3,408
Impaired Loans with no related allowance recorded: Interest Income Recognized	0	21
Impaired Loans with an allowance recorded: Average Recorded Investment	641	296
Impaired Loans with an allowance recorded: Interest Income Recognized	0	0
Total Average Recorded Investment	1,440	3,704
Total Interest Income Recognized	0	21
Commercial and Industrial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	2,539	2,917
Impaired Loans with no related allowance recorded: Interest Income Recognized	1	6
Impaired Loans with an allowance recorded: Average Recorded Investment	4,308	3,988
Impaired Loans with an allowance recorded: Interest Income Recognized	1	14
Total Average Recorded Investment	6,847	6,905
Total Interest Income Recognized	2	20
Owner occupied Real Estate [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	678	252
Impaired Loans with no related allowance recorded: Interest Income Recognized	5	0
Impaired Loans with an allowance recorded: Average Recorded Investment	2,911	3,441
Impaired Loans with an allowance recorded: Interest Income Recognized	35	36
Total Average Recorded Investment	3,589	3,693
Total Interest Income Recognized	40	36
Consumer and Other [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Impaired Loans with no related allowance recorded: Average Recorded Investment	548	837
Impaired Loans with no related allowance recorded: Interest Income Recognized	1	1
Impaired Loans with an allowance recorded: Average Recorded Investment	101	73
Impaired Loans with an allowance recorded: Interest Income Recognized	0	0
Total Average Recorded Investment	649	910
Total Interest Income Recognized	$ 1	$ 1