CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME [Abstract]
Net income	$ 8,270	$ 8,115	$ 9,373
Other comprehensive income (loss):
Net unrealized gain on available-for-sale securities (net of taxes of $473, $1,994, and $231 for 2012, 2011, and 2010, respectively)	918	3,852	448
Change in nonqualified pension plan unrecognized net gain (loss) and unrecognized prior service cost (net of taxes of $1, $102, and $55 for 2012, 2011, and 2010, respectively)	(2)	(199)	107
Nonqualified pension plan curtailment (net of taxes of $80)	0	155	0
Reclassification adjustment for:
Net realized gain on sale of available-for-sale securities included in net income (net of taxes of $630, $323, and $323 for 2012, 2011 and 2010, respectively)	(1,223)	(625)	(625)
TOTAL COMPREHENSIVE INCOME	7,963	11,298	9,303
COMPONENTS OF ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX, AS OF YEAR-END:
Net unrealized gain on securities available-for-sale	4,875	5,180	1,953
Net unfunded liability for nonqualified pension plan	(154)	(152)	(108)
Balance at year-end	$ 4,721	$ 5,028	$ 1,845