INCOME TAXES (Details) (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
U.S. and foreign earnings (loss) from continuing operations before income taxes
U.S.	$ 174,792,000	$ 331,520,000	$ 214,675,000
Foreign	95,137,000	84,781,000	74,387,000
Earnings from continuing operations before income taxes	269,929,000	416,301,000	289,062,000
Current income tax (benefit) provision :
Federal	(45,842,000)	115,250,000	56,439,000
State	(14,787,000)	13,946,000	9,204,000
Foreign	19,132,000	14,402,000	16,496,000
Current income tax (benefit) provision	(41,497,000)	143,598,000	82,139,000
Deferred income tax provision (benefit):
Federal	74,255,000	(821,000)	40,414,000
State	3,090,000	(2,117,000)	1,978,000
Foreign	(476,000)	(6,158,000)	(5,316,000)
Deferred income tax provision (benefit)	76,869,000	(9,096,000)	37,076,000
Income tax provision	35,372,000	134,502,000	119,215,000
Excess tax deductions attributable to stock-based compensation	45,000,000	32,900,000	57,100,000
Deferred tax assets:
Accrued expenses	34,654,000	28,005,000
Net operating loss carryforwards	55,579,000	52,336,000
Tax credit carryforwards	13,585,000	6,138,000
Stock-based compensation	69,342,000	69,101,000
Income tax reserves, including related interest	2,247,000	62,852,000
Cost method investments	27,581,000	2,383,000
Equity method investments	14,998,000	13,584,000
Other	10,075,000	10,212,000
Total deferred tax assets	228,061,000	244,611,000
Less valuation allowance	(98,350,000)	(62,353,000)
Net deferred tax assets	129,711,000	182,258,000
Deferred tax liabilities:
Investment in subsidiaries	(378,769,000)	(377,483,000)
Intangible and other assets	(115,470,000)	(69,530,000)
Other	(25,883,000)	(21,841,000)
Total deferred tax liabilities	(520,122,000)	(468,854,000)
Net deferred tax liabilities	$ (390,411,000)	$ (286,596,000)