ACCUMULATED OTHER COMPREHENSIVE (LOSS) INCOME (Components of AOCI) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Increase (Decrease) in Equity
Beginning Balance	$ (19,556)	$ 49,632	$ 31,353
Other comprehensive income (loss) before reclassifications	(88,471)	(68,857)	18,225
Amounts reclassified out of accumulated other comprehensive income	(3,388)
Tax effects	573us-gaap_OtherComprehensiveIncomeLossTax	(331)us-gaap_OtherComprehensiveIncomeLossTax	54us-gaap_OtherComprehensiveIncomeLossTax
Other comprehensive (loss) income	(91,286)	(69,188)	18,279
Ending Balance	(110,842)	(19,556)	49,632
Foreign Currency Translation Adjustments
Increase (Decrease) in Equity
Beginning Balance	(20,164)	50,627	32,702
Other comprehensive income (loss) before reclassifications	(88,725)	(70,791)	17,925
Amounts reclassified out of accumulated other comprehensive income	0
Tax effects	0	0	0
Other comprehensive (loss) income	(88,725)	(70,791)	17,925
Ending Balance	(108,889)	(20,164)	50,627
Unrealized Gains (Losses) on Available-for-Sale Securities
Increase (Decrease) in Equity
Beginning Balance	1,904	660	(348)
Other comprehensive income (loss) before reclassifications	1,159	1,452	1,185
Amounts reclassified out of accumulated other comprehensive income	(3,388)
Tax effects	325	(208)	(177)
Other comprehensive (loss) income	(1,904)	1,244	1,008
Ending Balance	0	1,904	660
Unfunded Pension Liability
Increase (Decrease) in Equity
Beginning Balance	(1,296)	(1,655)	(1,001)
Other comprehensive income (loss) before reclassifications	(905)	482	(885)
Amounts reclassified out of accumulated other comprehensive income	0
Tax effects	248	(123)	231
Other comprehensive (loss) income	(657)	359	(654)
Ending Balance	$ (1,953)	$ (1,296)	$ (1,655)

Accumulated change in equity from transactions and other events and circumstances from non-owner sources, net of tax effect, at period end. Excludes Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.

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