Fair Value (Details 1) - Non-Recurring - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Gain (loss) on impaired loans	$ 0	$ (129)	$ (332)	$ (169)
Gain (loss) on other real estate owned	(111)	(15)	(182)	(4)
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	0	0	0	0
Other real estate owned	0	0	0	0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	880	195	3,037	1,582
Other real estate owned	2,640	276	2,331	488
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	0	0	0	0
Other real estate owned	0	0	0	0
Fair Value
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans	880	195	3,037	1,582
Other real estate owned	$ 2,640	$ 276	$ 2,331	$ 488