Loans (Troubled Debts Restructured) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014 contract	Dec. 31, 2013 contract	Dec. 31, 2012 contract
Consumer Auto [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans		2	4
Pre-Modification Outstanding Recorded Balance		$ 22	$ 34
Post-Modification Outstanding Recorded Balance		22	33
Consumer Boat/RVs [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans		6	7
Pre-Modification Outstanding Recorded Balance		172	154
Post-Modification Outstanding Recorded Balance		171	153
Consumer Other [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans		1	4
Pre-Modification Outstanding Recorded Balance		11	53
Post-Modification Outstanding Recorded Balance		11	52
Real Estate [Member] | Commercial [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans	6	3	10
Pre-Modification Outstanding Recorded Balance	1,229	1,532	2,239
Post-Modification Outstanding Recorded Balance	1,248	1,601	2,399
Real Estate [Member] | Commercial Construction and Development [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans			3
Pre-Modification Outstanding Recorded Balance			1,047
Post-Modification Outstanding Recorded Balance			1,133
Real Estate [Member] | First Mortgage [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans	12	24	57
Pre-Modification Outstanding Recorded Balance	1,493	1,706	3,857
Post-Modification Outstanding Recorded Balance	1,139	1,884	4,098
Real Estate [Member] | Consumer Open End and Junior Liens [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans	5	30	14
Pre-Modification Outstanding Recorded Balance	58	1,236	592
Post-Modification Outstanding Recorded Balance	59	1,249	590
Commercial [Member]
Financing Receivable, Modifications [Line Items]
No. of Loans	2	3	6
Pre-Modification Outstanding Recorded Balance	193	1,122	325
Post-Modification Outstanding Recorded Balance	$ 223	$ 843	$ 386