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GOODWILL AND OTHER INTANGIBLE ASSETS Finite-Lived Assets Future Amortization Expense (Details)
$ in Millions
Jul. 31, 2016
USD ($)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]  
Remainder of 2016 $ 11
2017 41
2018 37
2019 37
2020 37
Thereafter $ 42