Condensed Consolidated Statements Of Comprehensive Income (Parenthetical) (USD $)	3 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Consolidated Statements Of Comprehensive Income [Abstract]
Deferred tax expense for unrealized appreciation on available for sale securities	$ 1,720,000	$ 1,680,000
RECLASSIFICATION ADJUSTMENT FOR SALE OF SECURITIES INCLUDED IN NET INCOME, deferred tax expense	$ 168,000	$ 1,044,000