Unaudited Consolidated Statements of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net Income	$ 3,309	$ 1,045
Net unrealized holding gain on available for sale securities arising during the period on securities held at end of period, net of tax of $188 and $98, respectively	(350)	(182)
Reclassification adjustment for prior period unrealized gain previously reported in other comprehensive income recognized during current period, net of tax of $5 and $226, respectively	(10)	(419)
Change in unfunded portion of postretirement benefit obligation, net of tax of $36 and $32, respectively	65	58
Other comprehensive loss	(295)	(543)
Comprehensive Income	$ 3,014	$ 502