Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical) (USD $) In Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Unrealized Gains on Securities:
Unrealized holding gains arising during the period, income tax provision	$ 1,961	$ 1,043	$ 1,441	$ 1,302
Reclassification adjustment for realized gains included in net income, related income tax effects	$ 0	$ (3)	$ 0	$ (1,200)