ACCUMULATED OTHER COMPREHENSIVE LOSS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2014		Jun. 30, 2013
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period					$ (4,368)		$ (5,702)
Other comprehensive income before reclassification					37		36
Reclassification to net income					184	[1]	339	[1]
Other comprehensive income (loss)	(167)		(209)		(221)		(375)
Balance, end of period	(4,147)		(5,327)		(4,147)		(5,327)
Unrealized gain (loss) on marketable securities [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period					(24)		(18)
Other comprehensive income before reclassification					37		36
Reclassification to net income					0	[1]	0	[1]
Change during period, unrealized gain (loss) on marketable securities					37		36
Balance, end of period	13		18		13		18
Net unrealized loss on retirement plan [Member]
Accumulated Other Comprehensive Income (Loss) [Roll Forward]
Balance, beginning of period					(4,344)	[2]	(5,684)	[2]
Other comprehensive income before reclassification					0	[2]	0	[2]
Reclassification to net income					184	[1],[2]	339	[1],[2]
Change during period, net unrealized loss on retirement plan					184	[2]	339	[2]
Balance, end of period	$ (4,160)	[2]	$ (5,345)	[2]	$ (4,160)	[2]	$ (5,345)	[2]

[1] The Company reclassified amortization of prior service cost and actuarial loss for its retirement plan from accumulated other comprehensive loss to net income of $184,000 and $339,000 for the six months ended June 30, 2014 and 2013, respectively.

[2] Refer to Note 11: Supplemental Executive Retirement Plan.