Fair Value Measurements (Details 1) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Impaired loans:
Impaired loans	$ 25,154	$ 26,187
Other real estate owned	3,896	4,252
Total assets measured at fair value on a nonrecurring basis	29,050	30,439
Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Other real estate owned	0	0
Total assets measured at fair value on a nonrecurring basis	0	0
Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	25,154	26,187
Other real estate owned	3,896	4,252
Total assets measured at fair value on a nonrecurring basis	29,050	30,439
Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Other real estate owned	0	0
Total assets measured at fair value on a nonrecurring basis	0	0
Construction [Member]
Impaired loans:
Impaired loans	9,807	10,979
Construction [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Construction [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	9,807	10,979
Construction [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Residential Real Estate [Member]
Impaired loans:
Impaired loans	7,744	7,510
Residential Real Estate [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Residential Real Estate [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	7,744	7,510
Residential Real Estate [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Commercial Real Estate [Member]
Impaired loans:
Impaired loans	7,328	7,422
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	7,328	7,422
Commercial Real Estate [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Commercial [Member]
Impaired loans:
Impaired loans	154	161
Commercial [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Commercial [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	154	161
Commercial [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	0	0
Consumer [Member]
Impaired loans:
Impaired loans	121	115
Consumer [Member] \| Fair Value, Inputs, Level 1 [Member]
Impaired loans:
Impaired loans	0	0
Consumer [Member] \| Fair Value, Inputs, Level 2 [Member]
Impaired loans:
Impaired loans	121	115
Consumer [Member] \| Fair Value, Inputs, Level 3 [Member]
Impaired loans:
Impaired loans	$ 0	$ 0