Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Consolidated Statements of Comprehensive Income
Net income	$ 14,883	$ 12,618	$ 12,125
Other comprehensive income, net of tax:
Unrealized holding (loss) gain on securities available for sale, net of taxes of $(400), $(704) and $921	(717)	(1,308)	1,705
Unrealized holding gains arising during the period for securities transferred from available for sale to held to maturity, net of taxes of $0, $0 and $4			8
Accretion of unrealized holding losses of securities transferred from available for sale to held to maturity, net of taxes of $492, $279 and $254	889	519	472
Reclassification adjustments for net securities gains included in net income, net of taxes of $0, $0 and $(38)			(69)
Change in net unrealized loss on interest rate swaps, net of taxes of $84, $84 and $86	155	156	161
Pension liability adjustment, net of taxes of $(48), $(183) and $(863)	(86)	(342)	(1,605)
Other comprehensive income (loss)	241	(975)	672
Comprehensive income	$ 15,124	$ 11,643	$ 12,797