SHAREHOLDERS' EQUITY (DETAILS 2) - USD ($)	5 Months Ended	12 Months Ended
	Jan. 15, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 09, 2016
Accelerated Share Repurchase Agreement August 17 2015 [Member]
Treasury Shares [Line Items]
Total shares (in shares)	5,507,758	1,358,380	4,149,378
Total cost			$ 300,000,000
Average price per share (in usd per share)	$ 54.47
Common Stock [Member]
Treasury Shares [Line Items]
Value of share repurchase authorized by the Board of Directors during the period					$ 1,000,000,000
Total shares (in shares)		10,508,000	4,616,000	11,752,000
Total cost		$ 571,805,000	$ 264,538,000	$ 543,202,000
Average price per share (in usd per share)		$ 54.42	$ 57.32	$ 46.22
Common Stock [Member] | In the open market [Member]
Treasury Shares [Line Items]
Total shares (in shares)		10,241,000	4,264,000	11,317,000
Total cost		$ 557,476,000	$ 246,490,000	$ 524,168,000
Average price per share (in usd per share)		$ 54.44	$ 57.80	$ 46.32
Common Stock [Member] | From employees [Member]
Treasury Shares [Line Items]
Total shares (in shares)		267,000	352,000	435,000
Total cost		$ 14,329,000	$ 18,048,000	$ 19,034,000
Average price per share (in usd per share)		$ 53.74	$ 51.34	$ 43.82