Stockholders' Deficit (Tables) (Tables)

3 Months Ended

Jan. 31, 2018

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)	Unrealized Gain on Marketable Securities		Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2017	$	—	$	(283	)	$	(1,928	)	$	(2,211	)
Other comprehensive income 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	)

(in millions)	Unrealized Gain on Marketable Securities		Foreign Currency Translation Adjustments			Defined Benefit Plans			Total
Balance as of October 31, 2016	$	1	$	(280	)	$	(2,361	)	$	(2,640	)
Other comprehensive income before reclassifications	—		(12		)	—			(12		)
Amounts reclassified out of accumulated other comprehensive loss	—		—			35			35
Net current-period other comprehensive income (loss)	—		(12		)	35			23
Balance as of January 31, 2017	$	1	$	(292	)	$	(2,326	)	$	(2,617	)

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	2018		2017
Defined benefit plans
Amortization of actuarial loss	Selling, general and administrative expenses	$	28	$	35
Settlements	Selling, general and administrative expenses	9		—
	Total before tax	37		35
	Tax expense	—		—
Total reclassifications for the period, net of tax		$	37	$	35