ACCUMULATED OTHER COMPREHENSIVE INCOME (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
Changes in accumulated other comprehensive loss components
Balance, as of December 31, 2012			$ 5,902
Other comprehensive income (loss) before reclassifications			(89)
Amounts reclassified from accumulated other comprehensive income (loss)			127
Total other comprehensive income (loss), net of tax	3,794	(3,773)	38	(5,342)
Balance, as of September 30, 2013	5,940		5,940
Foreign Currency Translation Adjustment
Changes in accumulated other comprehensive loss components
Balance, as of December 31, 2012			15,131
Other comprehensive income (loss) before reclassifications			(89)
Amounts reclassified from accumulated other comprehensive income (loss)			0
Total other comprehensive income (loss), net of tax			(89)
Balance, as of September 30, 2013	15,042		15,042
Pension and Other Post- Retirement Liability Adjustment
Changes in accumulated other comprehensive loss components
Balance, as of December 31, 2012			(9,229)
Other comprehensive income (loss) before reclassifications			0
Amounts reclassified from accumulated other comprehensive income (loss)			127
Total other comprehensive income (loss), net of tax			127
Balance, as of September 30, 2013	$ (9,102)		$ (9,102)