Loans, Troubled Debt Restructurings Segregated by Class (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2014 Loan	Sep. 30, 2013 Loan	Sep. 30, 2014 Loan	Sep. 30, 2013 Loan	Dec. 31, 2013 Loan
Financing Receivable, Modifications [Line Items]
Number of Loans	9	10	17	59	64
Term Modification	$ 2,874	$ 1,008	$ 3,166	$ 11,616	$ 12,015
Rate Modification	0	0	0	0	0
Combination	67	60	916	152	3,072
Post-Modification Outstanding Balance	2,941	1,068	4,082	11,768	15,087
Defaulted restructured loans, number of loans	2	3	3	8
Defaulted Restructured loans, recorded investment	3,486	242	4,067	2,272
Commercial Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	1		1	6	6
Term Modification	7		7	2,603	2,603
Rate Modification	0		0	0	0
Combination	0		0	0	0
Post-Modification Outstanding Balance	7		7	2,603	2,603
Commercial Secured by Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	4	3	7	23	27
Term Modification	2,416	905	2,647	2,172	2,568
Rate Modification	0	0	0	0	0
Combination	67	0	67	0	2,920
Post-Modification Outstanding Balance	2,483	905	2,714	2,172	5,488
Defaulted restructured loans, number of loans	1	1	1	1
Defaulted Restructured loans, recorded investment	2,892	69	2,892	69
Commercial Other [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	4	7	7	29	30
Term Modification	451	103	512	6,468	6,471
Rate Modification	0	0	0	0	0
Combination	0	60	0	152	152
Post-Modification Outstanding Balance	451	163	512	6,620	6,623
Defaulted restructured loans, number of loans		2		7
Defaulted Restructured loans, recorded investment		173		2,203
Real Estate Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans			2	1	1
Term Modification			0	373	373
Rate Modification			0	0	0
Combination			849	0	0
Post-Modification Outstanding Balance			849	373	373
Defaulted restructured loans, number of loans	1		2
Defaulted Restructured loans, recorded investment	$ 594		$ 1,175