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
Components of Other Accumulated Income, Net of Tax [Roll Forward]
Beginning balance			$ (19,556)
Other comprehensive (loss) gain before reclassifications			(2,471)
Amounts reclassified out of accumulated other comprehensive loss			(3,361)
Tax effects			363
Other comprehensive income (loss)	36,056	(35,506)	(5,469)	(59,367)
Ending balance	(25,025)		(25,025)
Foreign Currency Translation
Components of Other Accumulated Income, Net of Tax [Roll Forward]
Beginning balance			(20,164)
Other comprehensive (loss) gain before reclassifications			(3,411)
Amounts reclassified out of accumulated other comprehensive loss			0
Tax effects			0
Other comprehensive income (loss)			(3,411)
Ending balance	(23,575)		(23,575)
Unrealized (Losses) Gains on Available-For-Sale Securities
Components of Other Accumulated Income, Net of Tax [Roll Forward]
Beginning balance			1,904
Other comprehensive (loss) gain before reclassifications			940
Amounts reclassified out of accumulated other comprehensive loss	(53)		(3,361)
Tax effects			363
Other comprehensive income (loss)			(2,058)
Ending balance	(154)		(154)
Unfunded Pension Liability
Components of Other Accumulated Income, Net of Tax [Roll Forward]
Beginning balance			(1,296)
Other comprehensive (loss) gain before reclassifications			0
Amounts reclassified out of accumulated other comprehensive loss			0
Tax effects			0
Other comprehensive income (loss)			0
Ending balance	$ (1,296)		$ (1,296)