Stockholders' Deficit (Tables) (Tables)

12 Months Ended

Oct. 31, 2020

Equity [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

(in millions)	Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2019	$	(321	)	$	(1,591	)	$	(1,912	)
Other comprehensive income (loss) before reclassifications(A)	(83		)	220			137
Amounts reclassified out of accumulated other comprehensive loss	—			102			102
Net current-period other comprehensive income (loss)	(83		)	322			239
Reclassification of stranded tax effects(B)	$	—		$	(192	)	$	(192	)
Balance as of October 31, 2020	$	(404	)	$	(1,461	)	$	(1,865	)

(in millions)	Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2018	$	(315	)	$	(1,605	)	$	(1,920	)
Other comprehensive loss before reclassifications	(6		)	(178		)	(184		)
Amounts reclassified out of accumulated other comprehensive loss	—			192			192
Net current-period other comprehensive income (loss)	(6		)	14			8
Balance as of October 31, 2019	$	(321	)	$	(1,591	)	$	(1,912	)

(in millions)	Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2017	$	(283	)	$	(1,928	)	$	(2,211	)
Other comprehensive income (loss) before reclassifications	(32		)	201			169
Amounts reclassified out of accumulated other comprehensive loss	—			122			122
Net current-period other comprehensive income (loss)	(32		)	323			291
Balance as of October 31, 2018	$	(315	)	$	(1,605	)	$	(1,920	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

The following table presents the amounts reclassified from Accumulated other comprehensive loss and the affected line item in our Consolidated Statements of Operations:

		For the Years Ended October 31,
	Location in Consolidated Statements of Operations	2020			2019			2018
Defined benefit plans
Amortization of pension service cost	Other expense, net	$	1		$	—		$	—
Amortization of actuarial loss	Other expense, net	96			93			114
Settlements	Other expense, net	7			143			9
	Total before tax	104			236			123
	Income tax expense	(2		)	(44		)	(1		)
Total reclassifications for the period, net of tax		$	102		$	192		$	122