Loans (Summary of Performing and Nonperforming TDRs Modified During the Period) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 Loans	Dec. 31, 2012 Loans	Dec. 31, 2011 Loans
Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	199	300	185
Performing and nonperforming modified TDRs, Pre-modification recorded investment	$ 35,821	$ 46,486	$ 22,150
Performing and nonperforming modified TDRs, Post-modification recorded investment	35,718	46,226	21,697
Commercial [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	57	91	20
Performing and nonperforming modified TDRs, Pre-modification recorded investment	12,123	13,720	4,806
Performing and nonperforming modified TDRs, Post-modification recorded investment	12,123	13,720	4,806
Real estate commercial [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	49	77	26
Performing and nonperforming modified TDRs, Pre-modification recorded investment	16,222	17,328	6,316
Performing and nonperforming modified TDRs, Post-modification recorded investment	16,222	17,328	6,316
Real Estate Construction Loans [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	4
Performing and nonperforming modified TDRs, Pre-modification recorded investment	575
Performing and nonperforming modified TDRs, Post-modification recorded investment	575
Land development [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	4	11
Performing and nonperforming modified TDRs, Pre-modification recorded investment	1,958	5,494
Performing and nonperforming modified TDRs, Post-modification recorded investment	1,958	5,494
Commercial loan portfolio [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	114	179	46
Performing and nonperforming modified TDRs, Pre-modification recorded investment	30,878	36,542	11,122
Performing and nonperforming modified TDRs, Post-modification recorded investment	30,878	36,542	11,122
Consumer loan portfolio (real estate residential) [Member] | Consumer Portfolio Segment [Member]
Schedule providing information on performing and nonperforming TDRs
Performing and nonperforming modified TDRs, Number of loans	85	121	139
Performing and nonperforming modified TDRs, Pre-modification recorded investment	4,943	9,944	11,028
Performing and nonperforming modified TDRs, Post-modification recorded investment	$ 4,840	$ 9,684	$ 10,575