Consolidated Statements of Comprehensive Income (Loss) (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Net income	$ 6,657	$ 1,869
Gross unrealized holding (loss) gain arising in the period	(1,063)	419
Related tax benefit (expense)	372	(147)
Less: reclassification adjustment for net gain included in net income	3,163	360
Related tax expense	(1,107)	(126)
Net effect on other comprehensive (loss) income	(2,747)	38
Amortization of unrecognized loss and service cost on pension plan	38	38
Related tax expense	(13)	(13)
Net effect on other comprehensive income	25	25
Total other comprehensive (loss) income, net of tax	(2,722)	63
Total comprehensive income	$ 3,935	$ 1,932