EQUITY AND SHARE-BASED COMPENSATION (Details) (USD $)	3 Months Ended		9 Months Ended				9 Months Ended		9 Months Ended																			3 Months Ended		9 Months Ended		53 Months Ended	0 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013	Sep. 30, 2014 Minimum	Sep. 30, 2013 Maximum	Sep. 30, 2014 Maximum	Sep. 30, 2014 Black-Scholes	Sep. 30, 2013 Black-Scholes	Sep. 30, 2014 Black-Scholes Minimum	Sep. 30, 2013 Black-Scholes Minimum	Sep. 30, 2014 Black-Scholes Maximum	Sep. 30, 2013 Black-Scholes Maximum	Sep. 30, 2014 Binomial	Sep. 30, 2013 Binomial	Sep. 30, 2014 Binomial Minimum	Sep. 30, 2013 Binomial Minimum	Sep. 30, 2014 Binomial Maximum	Sep. 30, 2013 Binomial Maximum	Sep. 30, 2014 Options Service-Based	Sep. 30, 2014 Options Service-Based Maximum	Sep. 30, 2014 Options Market-Based component installment	Sep. 30, 2014 Options Market-Based, ordinary performance	Sep. 30, 2014 Options Market-Based, ordinary performance Minimum multiplier	Sep. 30, 2014 Options Market-Based, extraordinary performance	Sep. 30, 2014 Options Market-Based, extraordinary performance Minimum multiplier	Sep. 30, 2014 Stock Repurchase Programs	Sep. 30, 2013 Stock Repurchase Programs	Sep. 30, 2014 Stock Repurchase Programs	Sep. 30, 2013 Stock Repurchase Programs	Sep. 30, 2014 Stock Repurchase Programs	Feb. 28, 2014 2014 Stock Repurchase Program
Stock Repurchase Plan
Number of shares of common stock authorized to be purchased																																	3,400,000
Percentage of outstanding shares authorized to be repurchased																																	15.00%
Minimum purchase price authorized (in dollars per share)																																	$ 1.00
Maximum purchase price authorized (in dollars per share)																																	$ 500.00
Number of shares of common stock purchased																												1,300,000	300,000	2,000,000	800,000	5,700,000
Average purchase price per share (in dollars per share)																												$ 102.45	$ 134.86	$ 104.88	$ 103.45	$ 77.55
Remaining number of shares available for repurchase under the plan																												1,600,000		1,600,000		1,600,000
Amount available to repurchase common stock under Luxembourg law (in dollars)																												$ 1,950,000,000		$ 1,950,000,000		$ 1,950,000,000
Capacity available to repurchase common stock under senior secured term loan (in dollars)																												220,000,000		220,000,000		220,000,000
STOCKHOLDERS' EQUITY AND SHARE-BASED COMPENSATION
Share-based compensation expense (in dollars)	500,000	600,000	1,600,000	2,100,000
Vesting period																					4 years
Expiration term																						10 years
Outstanding (in shares)	2,537,005		2,537,005		2,589,343																700,000		1,800,000
Number of components of an award																							2
Market-based options subject to specified performance achievement (as a percent)																								0.67		0.33
Multiplier of stock price over exercise price as a condition for the award to vest																									2		3
Percentage of compounded annual gain of stock price over exercise price required for the award to vest																									20.00%		25.00%
Vesting percentage for awards that vest upon achievement of certain criteria																							25.00%
Cumulative vesting percentage for awards that vest in equal annual installments																							75.00%
Number of equal annual installments for vesting of award																							3
Stock options granted (in shares)			65,000				100,000
Weighted average exercise price of stock options granted (in dollars per share)			$ 92.91	$ 104.84
Assumptions used to determine the fair value of options as of the grant date
Risk-free interest rate, minimum (as a percent)									1.80%	1.02%					0.02%	0.01%
Risk-free interest rate, maximum (as a percent)									1.90%	1.81%					2.49%	2.71%
Expected stock price volatility, minimum (as a percent)									37.57%	36.35%					38.48%	36.40%
Expected stock price volatility, maximum (as a percent)									38.58%	36.76%					38.58%	36.80%
Expected option life									6 years 3 months	6 years 3 months
Contractual life															14 years	14 years
Fair value (in dollars per share)			$ 26.39	$ 32.59							$ 35.37	$ 31.33	$ 41.79	$ 49.14			$ 25.51	$ 16.12	$ 31.93	$ 41.72
Weighted average fair value of stock options granted and total intrinsic value of stock options exercised
Weighted average fair value at grant date per share (in dollars per share)			$ 26.39	$ 32.59							$ 35.37	$ 31.33	$ 41.79	$ 49.14			$ 25.51	$ 16.12	$ 31.93	$ 41.72
Intrinsic value of options exercised (in dollars)			7,636,000	24,587,000
Fair value of options vested (in dollars)			1,412,000	1,867,000
Estimated forfeiture rate (as a percent)						1.00%		10.00%
Estimated unrecognized compensation costs (in dollars)	$ 2,500,000		$ 2,500,000
Weighted average remaining requisite service period for stock options over which unrecognized compensation costs would be recognized			3 years 1 month 12 days