ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Increase (Decrease) in Equity
Beginning Balance	$ 49,632	$ 31,353	$ 50,759
Other comprehensive (loss) income before reclassifications	(68,857)	18,225	(17,797)
Amounts reclassified out of accumulated other comprehensive income			(1,872)
Tax effects	(331)	54	263
Other comprehensive income (loss)	(69,188)	18,279	(19,406)
Ending Balance	(19,556)	49,632	31,353
Foreign Currency Translation Adjustments
Increase (Decrease) in Equity
Beginning Balance	50,627	32,702	50,966
Other comprehensive (loss) income before reclassifications	(70,791)	17,925	(18,264)
Amounts reclassified out of accumulated other comprehensive income			0
Tax effects	0	0	0
Other comprehensive income (loss)	(70,791)	17,925	(18,264)
Ending Balance	(20,164)	50,627	32,702
Unrealized Gains (Losses) on Available-for-Sale Securities
Increase (Decrease) in Equity
Beginning Balance	660	(348)	459
Other comprehensive (loss) income before reclassifications	1,452	1,185	860
Amounts reclassified out of accumulated other comprehensive income			(1,872)
Tax effects	(208)	(177)	205
Other comprehensive income (loss)	1,244	1,008	(807)
Ending Balance	1,904	660	(348)
Unfunded Pension Liability
Increase (Decrease) in Equity
Beginning Balance	(1,655)	(1,001)	(666)
Other comprehensive (loss) income before reclassifications	482	(885)	(393)
Amounts reclassified out of accumulated other comprehensive income			0
Tax effects	(123)	231	58
Other comprehensive income (loss)	359	(654)	(335)
Ending Balance	$ (1,296)	$ (1,655)	$ (1,001)