Stockholders' Deficit (Tables) (Tables)

3 Months Ended

Jan. 31, 2019

Accumulated Other Comprehensive Income (Loss) [Line Items]

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

The following table presents changes in Accumulated other comprehensive loss, net of tax, included in our Consolidated Statements of Stockholders' Deficit:

(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	14			(8		)	6
Amounts reclassified out of accumulated other comprehensive loss	—			123			123
Net current-period other comprehensive income	14			115			129
Balance as of January 31, 2019	$	(301	)	$	(1,490	)	$	(1,791	)

(in millions)	Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2017	$	(283	)	$	(1,928	)	$	(2,211	)
Other comprehensive loss before reclassifications	22			(2		)	20
Amounts reclassified out of accumulated other comprehensive loss	—			37			37
Net current-period other comprehensive income	22			35			57
Balance as of January 31, 2018	$	(261	)	$	(1,893	)	$	(2,154	)

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:

		Three Months Ended January 31,
	Location in Consolidated Statements of Operations	2019			2018
Defined benefit plans
Amortization of actuarial loss	Other expense, net	$	24		$	28
Settlements	Other expense, net	142			9
	Total before tax	166			37
	Income tax benefit	(43		)	—
Total reclassifications for the period, net of tax		$	123		$	37