Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Net income	$ 4,524	$ 4,873	$ 9,768	$ 9,475
Other comprehensive (loss) income, net of tax:
Unrealized holding gains on securities available for sale arising during the year	(1,079)	(338)	(222)	2,347
Reclassification adjustment for securities' gains included in net income	(118)	(183)	(191)	(671)
Reclassification adjustment for amortization of:
Prior service cost		7	5	12
Net actuarial losses	877	564	1,445	1,017
Other comprehensive (loss) income	(320)	50	1,037	2,705
Comprehensive income	$ 4,204	$ 4,923	$ 10,805	$ 12,180