Statement of Comprehensive Income (USD $) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Statements of Comprehensive Income [Abstract]
Net earnings	$ 2,029	$ 1,457	$ 3,494	$ 3,006
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax
Unrealized net holding loss on other-than-temporarily impaired securities due to factors other than credit	0	0	0	(133)
Unrealized net holding gain (loss) on all other securities	1,195	2,820	1,145	3,535
Reclassification adjustment for net (gain) loss on securities recognized in net earnings	(158)	(249)	(271)	(220)
Other comprehensive income (loss), net of tax	1,037	2,571	874	3,182
Comprehensive income, Total	$ 3,066	$ 4,028	$ 4,368	$ 6,188