STOCK-BASED EMPLOYEE COMPENSATION (Details Narrative) (Details) (USD $)	3 Months Ended		6 Months Ended				3 Months Ended		6 Months Ended	3 Months Ended		12 Months Ended		12 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013 Restricted Stock Units and Performance Share Units [Member]	Dec. 31, 2012 Restricted Stock Units and Performance Share Units [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member]	Mar. 31, 2013 Restricted Stock Units (RSUs) [Member]	Jun. 30, 2013 Restricted Stock Units (RSUs) [Member]	Jun. 30, 2013 Performance Share Units 2013 Grants [Member]	Mar. 31, 2013 Performance Share Units 2013 Grants [Member]	Dec. 31, 2012 Performance Share Units 2012 Grants [Member]	Jun. 30, 2013 Performance Share Units 2012 Grants [Member]	Dec. 31, 2011 Performance Share Units 2011 Grants [Member]	Jun. 30, 2013 Performance Share Units 2011 Grants [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense	$ 34,736,000	$ 17,612,000	$ 56,445,000	$ 34,135,000
Exercised (in shares)			(53,975)
Exercised (in dollars per share)			$ 18.84
Ending balance (in shares)	17,026		17,026
Weighted Average Exercise Price (in dollars per share)	$ 22.57		$ 22.57
Weighted Average Remaining Contractual Term			1 year 5 months
Total unrecognized estimated compensation expense, non-vested options					153,600,000
Total future compensation cost related to unvested Share-Based Awards, expected period of recognition					1 year 10 months
Granted (in shares)					152,630		4,334	43,431		12,250	92,615	60,365		77,144
Vesting period (in years)							3 years	3 years	3 years
Granted (in dollars per share)					$ 708.32		$ 801.43	$ 695.62		$ 816.45	$ 695.62	$ 645.86		$ 464.79
Grant date fair value							$ 3,500,000	$ 30,200,000		$ 10,000,000	$ 64,400,000	$ 39,000,000		$ 35,900,000
Unvested at June 30, 2013 (in shares)					442,016	540,128							58,120		73,045
Estimated number of probable shares to be issued (in shares)										104,301			76,136		149,112
Maximum shares that could be issued (in shares)										229,097			116,240		156,310
Minimum shares that could be issued (in shares)										40,689			36,366		18,697