SPECIAL ITEMS SPECIAL ITEMS (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Special Revenue	$ 0	$ 0	$ 192
New Accounting Pronouncement or Change in Accounting Principle, Effect of Change on Operating Results		44
Special Item	32	(30)	0
Special Item, net of tax	$ 20
Special Item, net of tax, per diluted share	$ 0.15
Gain related to litigation settlement		$ 10
Original Estimate [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in Accounting Estimate, Description		12.00%
Revised Estimate [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Change in Accounting Estimate, Description		17.40%
Pension Plan [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Settlement expense (special item)	$ (14)	$ 0	$ 0