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STOCKHOLDERS' EQUITY - Reclassifications out of accumulated comprehensive income (Details) - USD ($)
$ in Millions
 3 Months Ended
Jan. 31, 2017
Jan. 31, 2016
Reclassification Adjustment out of Accumulated Other Comprehensive Income on Derivatives    
Unrealized gains on derivatives reclassified to cost of products $ 1 $ 1
Unrealized gains and (losses) on derivatives reclassified to cost of products, before tax 1 1
Reclassification of (gains) and losses into earnings related to derivative instruments, tax (1) 0
Unrealized gains and (losses) on derivatives reclassified to cost of products, net of tax 0 1
Actuarial net loss (22) (13)
Prior service benefit 2 19
Actuarial net loss and prior service benefit reclassified, before tax (20) 6
Tax on actuarial net loss and prior service benefit reclassified 6 (4)
Actuarial net loss and prior service benefit reclassified, net of tax (14) 2
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax $ (14) $ 3