STOCKHOLDER'S EQUITY TREASURY STOCK (Details) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Aug. 31, 2015	Aug. 31, 2014
Equity, Class of Treasury Stock [Line Items]
Treasury stock, authorized amount	$ 1,000,000,000.0
Payments for Repurchase of Common Stock	479,799,000	$ 283,226,000	$ 309,255,000
August 2014 Stock Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Treasury stock, authorized amount					$ 500,000,000.0
August 2015 Stock Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Treasury stock, authorized amount				$ 500,000,000.0
Treasury stock, remaining authorized amount	$ 427,000,000