Loans (Age Analysis of Past Due Loans Segregated by Class of Loans) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014	Mar. 31, 2014
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 11,459	$ 18,269
Current	1,015,236	1,004,119
Total loans receivable	1,026,695	1,022,388	986,250
Total Loans > 90 Days or More and Accruing	97	226	206
30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	6,490	12,419
60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	740	2,559
90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	4,229	3,291
Commercial Real Estate [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	1,156	2,481
Current	201,126	195,538
Total loans receivable	202,282	198,019
Commercial Real Estate [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	445	1,308
Commercial Real Estate [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		848
Commercial Real Estate [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	711	325
Commercial [Member] | Construction Loans [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	53	209
Current	36,066	32,893
Total loans receivable	36,119	33,102
Commercial [Member] | Construction Loans [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	53	209
Commercial [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total loans receivable	88,110	88,474
Consumer [Member] | First Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	8,098	11,524
Current	501,736	505,539
Total loans receivable	509,834	517,063
Total Loans > 90 Days or More and Accruing	97	226
Consumer [Member] | First Mortgage [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	4,775	8,144
Consumer [Member] | First Mortgage [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	561	1,220
Consumer [Member] | First Mortgage [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2,762	2,160
Consumer [Member] | Second Mortgage [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	804	1,126
Current	68,867	69,947
Total loans receivable	69,671	71,073
Consumer [Member] | Second Mortgage [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	688	969
Consumer [Member] | Second Mortgage [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	41	130
Consumer [Member] | Second Mortgage [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	75	27
Consumer [Member] | Automobile Loan [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	13	65
Current	14,866	14,647
Total loans receivable	14,879	14,712
Consumer [Member] | Automobile Loan [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	8	65
Consumer [Member] | Automobile Loan [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	2
Consumer [Member] | Automobile Loan [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	3
Consumer [Member] | Boat/RVs [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	702	1,048
Current	100,177	93,713
Total loans receivable	100,879	94,761
Consumer [Member] | Boat/RVs [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	433	775
Consumer [Member] | Boat/RVs [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	136	158
Consumer [Member] | Boat/RVs [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	133	115
Consumer [Member] | Other [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	70	133
Current	4,851	5,051
Total loans receivable	4,921	5,184
Consumer [Member] | Other [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	37	92
Consumer [Member] | Other [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		27
Consumer [Member] | Other [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	33	14
Consumer [Member] | Commercial and Industrial [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	563	1,683
Current	87,547	86,791
Total loans receivable	88,110	88,474
Consumer [Member] | Commercial and Industrial [Member] | 30 to 59 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	104	1,066
Consumer [Member] | Commercial and Industrial [Member] | 60 to 89 Days Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due		176
Consumer [Member] | Commercial and Industrial [Member] | 90 Days or More Past Due [Member]
Financing Receivable, Recorded Investment, Past Due [Line Items]
Total Past Due	$ 459	$ 441