Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Net income	$ 6,511	$ 6,054	$ 19,272	$ 17,555
Other comprehensive income (loss):
Change in net unrealized holding gains on available-for-sale securities	5,144	98	(1,717)	17,859
Change in funded status of pension plan		4		11
Other comprehensive income (loss) before income taxes	5,144	102	(1,717)	17,870
Income tax expense (benefit)	2,119	42	(743)	7,282
Other comprehensive income (loss)	3,025	60	(974)	10,588
Comprehensive income	$ 9,536	$ 6,114	$ 18,298	$ 28,143