CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Statement Of Other Comprehensive Income [Abstract]
Net income	$ 622	$ 712
Other comprehensive income:
(Decrease) increase in net unrealized gains on investment securities	(432)	644
Deferred tax benefit (expense)	173	(258)
(Decrease) increase in net unrealized gains on investment securities, net of tax	(259)	386
Reclassification adjustment for realized gains included in net income		(64)
Tax effect		26
Realized gains, net of tax		(38)
Total other comprehensive (loss) income	(259)	348
Comprehensive income	$ 363	$ 1,060