Income Taxes (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Current:
Federal	$ 7,920	$ 4,850	$ 5,540
State	1,420	1,150	1,125
Total current	9,340	6,000	6,665
Total deferred	3,160	3,640	3,385
Total Income Tax Provision	$ 12,500	$ 9,640	$ 10,050