CONDENSED CONSOLIDATED STATEMENT OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2016	Apr. 30, 2015
Statement of Comprehensive Income [Abstract]
Net income	$ 91	$ 87	$ 214	$ 150
Other comprehensive income (loss):
Unrealized gain on derivative instruments, net of tax expense (benefit) of $(4), $(1), $(3) and $2	(9)	(1)	(6)	6
Amounts reclassified into earnings related to derivative instruments, net of tax benefit of $(1), $(2), $(1) and $(3)	0	(5)	(1)	(8)
Foreign currency translation, net of tax expense (benefit) of $8, $(1), $7 and $(7)	145	(6)	89	(271)
Net defined benefit pension cost and post retirement plan costs:
Change in actuarial net loss, net of tax expense of $3, $2, $7 and $4	6	6	21	10
Change in net prior service benefit, net of tax benefit of $(1), $(1), $(6) and $(3)	(3)	(3)	(11)	(5)
Other comprehensive loss	139	(9)	92	(268)
Total comprehensive income (loss)	$ 230	$ 78	$ 306	$ (118)