FAIR VALUE MEASUREMENTS (Narrative) (Details)	12 Months Ended
	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2014 Foreign Currency Contracts USD ($)	Dec. 31, 2013 Foreign Currency Contracts USD ($)	Dec. 31, 2012 Foreign Currency Contracts USD ($)	Dec. 31, 2014 Foreign Exchange Contracts, Translation Risk Foreign Currency Contracts USD ($)	Dec. 31, 2013 Foreign Exchange Contracts, Translation Risk Foreign Currency Contracts USD ($)	Dec. 31, 2012 Foreign Exchange Contracts, Translation Risk Foreign Currency Contracts USD ($)	Dec. 31, 2014 Foreign Exchange Contracts, Transaction Risk Foreign Currency Contracts USD ($)	Dec. 31, 2013 Foreign Exchange Contracts, Transaction Risk Foreign Currency Contracts USD ($)	Dec. 31, 2012 Foreign Exchange Contracts, Transaction Risk Foreign Currency Contracts USD ($)	Dec. 31, 2014 Net Investment Hedging Foreign Currency Contracts EUR (€)	Dec. 31, 2013 Net Investment Hedging Foreign Currency Contracts EUR (€)
Derivatives Not Designated as Hedging Instruments
Foreign exchange gains (losses) recorded in "Foreign currency transactions and other"							$ 13,700,000	$ 300,000	$ 700,000	$ (21,800,000)	$ 3,600,000	$ 800,000
Foreign Currency Derivative Instruments Not Designated as Hedging Instruments at Fair Value, Net										200,000	(500,000)
Foreign exchange derivative assets recorded in "Prepaid expenses and other current assets"										300,000	100,000
Foreign exchange derivative liabilities recorded in "Accrued expenses and other current liabilities"										100,000	600,000
Foreign exchange gains (losses), net of derivative activity	(11,800,000)	(5,500,000)	(5,500,000)
Payments for Derivative Instrument Operating Activities				8,900,000
Proceeds for Derivative Instrument Operating Activities					4,400,000	1,900,000
Derivatives Designated as Hedging Instruments
Derivative, Notional Amount													0	3,000,000,000
Fair value of derivatives, net					(121,300,000)
Derivative liabilities recorded in "Accrued expense and other current liabilities"					121,500,000
Derivative assets recorded in "Prepaid expenses and other current assets"					200,000
Payments for Hedge, Investing Activities	94,661,000	81,870,000	4,014,000	80,300,000	78,600,000
Proceeds from foreign currency contracts	$ 14,354,000	$ 3,266,000	$ 86,159,000			$ 82,100,000