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CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (Unaudited) (Parenthetical) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | |
|---|---|---|
|
Jan. 31, 2015
|
Jan. 31, 2014
|
|
| Other comprehensive income (loss), tax, parenthetical disclosures [Abstract] | ||
| Unrealized loss on investments,tax | $ 0 | $ 1 |
| Unrealized gain (loss) on derivative instruments, tax | (3) | 1 |
| Amounts reclassified into earnings related to derivative instruments, tax | 1 | (1) |
| Foreign currency translation, tax | 6 | 5 |
| Net defined benefit pension cost and post retirement plan costs, tax [Abstract] | ||
| Change in actuarial net loss, tax | (2) | (4) |
| Change in net prior service benefit, tax | $ 2 | $ 4 |