Stockholders’ Deficit (Tables)

12 Months Ended

Oct. 31, 2023

Stockholders' Equity Note [Abstract]

Schedule of Taxes Related to Other Comprehensive (Loss) Income

Taxes related to Other Comprehensive (Loss) Income

	For the fiscal years ended October 31
	2023		2022		2021
	In millions
Tax effect on change in unrealized components of available-for-sale debt securities:
Tax (provision) benefit on unrealized gains (losses) arising during the period	$	(1)	$	2	$	(1)
Tax effect on change in unrealized components of cash flow hedges:
Tax benefit (provision) on unrealized (losses) gains arising during the period	75		(328)		(9)
Tax provision (benefit) on (gains) losses reclassified into earnings	18		195		(17)
	93		(133)		(26)
Tax effect on change in unrealized components of defined benefit plans:
Tax benefit (provision) on (losses) gains arising during the period	26		26		(183)
Tax benefit on amortization of actuarial loss and prior service benefit	1		(6)		(17)
Tax (provision) benefit on curtailments, settlements and other	—		(1)		9
	27		19		(191)
Tax effect on change in cumulative translation adjustment	—		3		(1)
Tax benefit (provision) on other comprehensive income (loss)	$	119	$	(109)	$	(219)

Schedule of Changes and Reclassifications Related to Other Comprehensive (Loss) Income, Net of Taxes

Changes and reclassifications related to Other Comprehensive (Loss) Income, net of taxes

	For the year ended October 31
	2023		2022		2021
	In millions
Other comprehensive (loss) income, net of taxes:
Change in unrealized components of available-for-sale debt securities:
Unrealized gains (losses) arising during the period	$	1	$	(9)	$	4
Change in unrealized components of cash flow hedges:
Unrealized (losses) gains arising during the period	(352)		1,213		(141)
(Gains) losses reclassified into earnings	(66)		(584)		226
	(418)		629		85
Change in unrealized components of defined benefit plans:
(Losses) gains arising during the period	(115)		(28)		846
Amortization of actuarial loss and prior service benefit(1)	1		14		63
Curtailments, settlements and other	—		(1)		(27)
	(114)		(15)		882
Change in cumulative translation adjustment	23		(75)		27
Other comprehensive (loss) income, net of taxes	$	(508)	$	530	$	998

(1)These components are included in the computation of net pension and post-retirement benefit (credit) charges in Note 4, “Retirement and Post-Retirement Benefit Plans”.

Schedule of Components of Accumulated Other Comprehensive (Loss) Income, Net of Taxes

The components of Accumulated other comprehensive (loss) income, net of taxes as of October 31, 2023 and changes during fiscal year 2023 were as follows:

	Net unrealized gains on available-for-sale securities		Net unrealized gains (losses) on cash flow hedges		Unrealized components of defined benefit plans		Change in cumulative translation adjustment		Accumulated other comprehensive loss
	In millions
Balance at beginning of period	$	6	$	648	$	(323)	$	(46)	$	285
Other comprehensive gains (losses) before reclassifications	1		(352)		(115)		23		(443)
Reclassifications of (losses) gains into earnings	—		(66)		1		—		(65)
Balance at end of period	$	7	$	230	$	(437)	$	(23)	$	(223)