OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
OTHER COMPREHENSIVE INCOME (LOSS)
Unrealized holding losses on available for sale securities	$ (669)	$ (434)
Reclassification adjustment for gains realized in income	(338)	(272)
Income tax effect	400	280
Net change in unrealized (loss) gain on available for sale securities	(607)	(426)
Change in post-retirement obligation	64	73
Income tax effect	(25)	(29)
Net change in post-retirement obligation	39	44
Change in fair value of derivatives used for cash flow hedges	28
Income tax effect	(11)
Net change in unrealized loss on cash flow hedge	17
Total	(551)	(382)
Unrealized gains on available for sale securities
Balance at the beginning of the period	2,738
Current Period Change	(607)	(426)
Balance at the end of the period	2,131
Unrealized losses on pension benefits
Balance at the beginning of the period	(3,050)
Current Period Change	(39)	(44)
Balance at the end of the period	(3,011)
Unrealized losses on cash flow hedges
Balance at the beginning of the period	(106)
Current Period Change	17
Balance at the end of the period	(89)
Total
Balance at the beginning of the period	(418)
Current Period Change	(551)	(382)
Balance at the end of the period	$ (969)