ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) (Details) (USD $)	Sep. 30, 2014		Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss) [Line Items]
Foreign currency translation adjustments, net of tax (1)	$ (46,399,000)	[1]	$ 84,598,000	[1]
Net unrealized gain (loss) on marketable securities, net of tax (2)	(25,805,000)	[2]	131,000	[2]
Accumulated other comprehensive income (loss)	(72,204,000)		84,729,000
Net unrealized gain (loss) on investment securities, before tax	(34,400,000)		200,000
2.375% Senior Notes Due September 2024 [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Net gains (losses) from fair value adjustments associated with net investment hedges, before tax	30,800,000
Non-Derivative used in Net Investment Hedge, Net of Tax	17,600,000
Foreign Exchange Forward [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Derivatives used in Net Investment Hedge, Net of Tax	(37,800,000)		(58,700,000)
Net gains (losses) from fair value adjustments associated with net investment hedges, before tax	$ (57,800,000)		$ (98,800,000)

[1] Foreign currency translation adjustments, net of tax, includes net losses from fair value adjustments at September 30, 2014 of $37.8 million after tax ($57.8 million before tax) and net losses from fair value adjustments at December 31, 2013 of $58.7 million after tax ($98.8 million before tax) associated with derivatives designated as net investment hedges (see Note 5).Foreign currency translation adjustments, net of tax, includes foreign currency transaction gains at September 30, 2014 of $17.6 million after tax ($30.8 million before tax) associated with the Company's 2024 Notes, which are Euro denominated debt, designated as a net investment hedge (see Note 8). The remaining balance in currency translation adjustments excludes income taxes as a result of the Company's intention to indefinitely reinvest the earnings of its non-U.S. subsidiaries outside of the United States.

[2] The unrealized loss before tax at September 30, 2014 was $34.4 million compared to the unrealized gain before tax of $0.2 million at December 31, 2013.