Loans (Summary of TDRs Modified During the Period) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($) Loans	Sep. 30, 2014 USD ($) Loans	Sep. 30, 2015 USD ($) Loans	Sep. 30, 2014 USD ($) Loans
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	21	28	88	170
Modified TDRs, Pre-modification recorded investment	$ 3,407	$ 2,158	$ 13,006	$ 22,721
Modified TDRs, Post-modification recorded investment	$ 3,407	$ 2,151	$ 13,004	$ 22,704
Subtotal-commercial loan portfolio [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	6	14	34	63
Modified TDRs, Pre-modification recorded investment	$ 2,926	$ 1,586	$ 10,556	$ 19,513
Modified TDRs, Post-modification recorded investment	$ 2,926	$ 1,586	$ 10,556	$ 19,513
Consumer loan portfolio [Member] | Consumer Portfolio Segment [Member]
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	15	14	54	107
Modified TDRs, Pre-modification recorded investment	$ 481	$ 572	$ 2,450	$ 3,208
Modified TDRs, Post-modification recorded investment	$ 481	$ 565	$ 2,448	$ 3,191
Commercial [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	3	7	21	34
Modified TDRs, Pre-modification recorded investment	$ 882	$ 448	$ 5,146	$ 12,379
Modified TDRs, Post-modification recorded investment	$ 882	$ 448	$ 5,146	$ 12,379
Real estate commercial [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	3	7	12	28
Modified TDRs, Pre-modification recorded investment	$ 2,044	$ 1,138	$ 5,105	$ 7,062
Modified TDRs, Post-modification recorded investment	$ 2,044	$ 1,138	$ 5,105	$ 7,062
Land development [Member] | Commercial Loan Portfolio [Member]
Schedule providing information on TDRs
Modified TDRs, Number of loans | Loans	0	0	1	1
Modified TDRs, Pre-modification recorded investment	$ 0	$ 0	$ 305	$ 72
Modified TDRs, Post-modification recorded investment	$ 0	$ 0	$ 305	$ 72