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GOODWILL AND OTHER INTANGIBLE ASSETS Finite-Lived Assets Future Amortization Expense (Details) (USD $)
In Millions, unless otherwise specified |
Jan. 31, 2015
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|---|---|
| Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract] | |
| Future amortization expense for remainder of 2015 | $ 115 |
| Future amortization expense for 2016 | 133 |
| Future amortization expense for 2017 | 93 |
| Future amortization expense for 2018 | 61 |
| Future amortization expense for 2019 | 46 |
| Future amortization expense for 2020 | 36 |
| Future amortization thereafter | $ 56 |