v3.7.0.1
INCOME TAXES (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
INCOME TAXES    
Income tax expense $ 28 $ 34
Effective tax rate (as a percent) 34.00% 12.00%
Discrete tax benefits   $ 60
Income tax charge for uncertain tax position   $ 32