Other Comprehensive Income (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Securities Available for Sale
Beginning balance	$ (1,565)	$ 4,245	$ (1,955)	$ 1,041
Unrealized gain on securities available for sale	521	1,437	1,227	5,015
Reclassification adjustment for net gains included in net income	(16)	(299)	(332)	(673)
Total unrealized gain on investment securities	505	1,138	895	4,342
Ending balance	(1,060)	5,383	(1,060)	5,383
Derivatives
Beginning balance	284	(5,292)	(426)	(850)
Unrealized gain (loss) on derivatives	(75)	(970)	1,003	(5,412)
Reclassification adjustment for amounts included in net income	(270)	(445)	(638)	(445)
Total unrealized (loss) gain on derivatives	(345)	(1,415)	365	(5,857)
Ending balance	(61)	(6,707)	(61)	(6,707)
Accumulated Other Comprehensive (Loss) Income
Beginning balance	(1,281)	(1,047)	(2,381)	191
Other comprehensive income (loss) before reclassifications	446	467	2,230	(397)
Amounts reclassified from accumulated other comprehensive income	(286)	(744)	(970)	(1,118)
Other comprehensive income (loss)	160	(277)	1,260	(1,515)
Ending balance	$ (1,121)	$ (1,324)	$ (1,121)	$ (1,324)