OTHER COMPREHENSIVE INCOME (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Accumulated Other Comprehensive Income, Net of Tax [Abstract]
Net unrealized gain on securities available for sale	$ 10,234	$ 10,017
Tax effect	3,480	3,406
Net -of-tax amount	6,754	6,611
Unrealized loss on interest rate swap	(200)	(348)
Tax effect	(68)	(118)
Net -of-tax amount	(132)	(230)
Unrecognized pension costs	(3,017)	(2,170)
Tax effect	(1,026)	(738)
Net -of-tax amount	(1,991)	(1,432)
Total accumulated other comprehensive income	$ 4,631	$ 4,949