Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (USD $) In Thousands	Total	COMMON STOCK	ADDITIONAL PAID-IN CAPITAL	RETAINED EARNINGS	ACCUMULATED OTHER COMPREHENSIVE LOSS	TREASURY STOCK
Beginning balance at Dec. 31, 2009	$ 36,908	$ 23,641	$ 20,850	$ 142	$ (4,131)	$ (3,594)
Comprehensive income:
Net income	2,218			2,218
Other comprehensive income, net of tax:
Unrealized gains on available-for-sale securities, net of reclassification adjustment net of tax of $390 and $326 for the six months ended June 30, 2010 and 2011, respectively	757				757
Other comprehensive gain related to securities for which other than temporary impairment has been recognized in earnings, net of reclassification adjustment, net of tax of $174 and $21 for the six months ended June 30, 2010 and 2011, respectively	337				337
Total comprehensive income	3,312
Ending balance at Jun. 30, 2010	40,220	23,641	20,850	2,360	(3,037)	(3,594)
Beginning balance at Dec. 31, 2010	41,852	23,641	20,850	3,413	(2,458)	(3,594)
Comprehensive income:
Net income	2,190			2,190
Other comprehensive income, net of tax:
Unrealized gains on available-for-sale securities, net of reclassification adjustment net of tax of $390 and $326 for the six months ended June 30, 2010 and 2011, respectively	633				633
Other comprehensive gain related to securities for which other than temporary impairment has been recognized in earnings, net of reclassification adjustment, net of tax of $174 and $21 for the six months ended June 30, 2010 and 2011, respectively	40				40
Total comprehensive income	2,863
Ending balance at Jun. 30, 2011	$ 44,715	$ 23,641	$ 20,850	$ 5,603	$ (1,785)	$ (3,594)