UNAUDITED CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE INCOME (Parenthetical) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
STATEMENTS OF COMPREHENSIVE INCOME
Amortization and reversal of net unrealized loss on securities transferred from available-for-sale to held-to-maturity, taxes	$ 14	$ 17	$ 26	$ 29
Reduction in non-credit component of OTTI charge, taxes	290	178	566	303
Non-credit component of OTTI charge recognized during the period, tax	0	(5)	0	(27)
Reclassification adjustment for securities sold during the period, taxes	0	127	0	384
Net unrealized securities gains arising during the period, tax	304	239	37	479
Defined benefit plan adjustments, net of tax (benefits) expense of $(535) during the three months ended June 30, 2010, and $23 and $(560) during the six months ended June 30, 2011 and 2010, respectively	$ 0	$ (535)	$ 23	$ (560)