Compensation Plans and Post-Employment Benefits - Obligation and Funded Status (Details) - USD ($) $ in Millions	12 Months Ended
	Nov. 30, 2025	Nov. 30, 2024	Nov. 30, 2023
Change in plan assets:
Fair value of plan assets as of December 1	$ 168
Fair value of plan assets as of November 30	163	$ 168
Pension Plan | All Other Plans
Change in projected benefit obligation:
Projected benefit obligation as of December 1	250	226
Past service cost	20	18	$ 18
Interest cost	12	12	11
Benefits paid	(19)	(17)
Actuarial (gain) loss on plans’ liabilities	(4)	12
Plan amendments	1	0
Plan curtailments, settlements and other	(1)	(1)
Administrative expenses	0	0
Exchange movements and other	0	0
Projected benefit obligation as of November 30	259	250	226
Change in plan assets:
Fair value of plan assets as of December 1	8	9
Return (loss) on plans’ assets	0	1
Employer contributions	19	17
Benefits paid	(19)	(17)
Plan settlements	(1)	(1)
Administrative expenses	0	0
Exchange movements and other	0	0
Fair value of plan assets as of November 30	8	8	9
Funded status as of November 30	(251)	(242)
Pension Plan | UK Plan
Change in projected benefit obligation:
Projected benefit obligation as of December 1	159	181
Past service cost	1	1	1
Interest cost	8	8	8
Benefits paid	(6)	(7)
Actuarial (gain) loss on plans’ liabilities	(9)	(3)
Plan amendments	0	0
Plan curtailments, settlements and other	0	0
Administrative expenses	(1)	(1)
Exchange movements and other	7	(21)
Projected benefit obligation as of November 30	158	159	181
Change in plan assets:
Fair value of plan assets as of December 1	168	196
Return (loss) on plans’ assets	(5)	4
Employer contributions	0	0
Benefits paid	(6)	(7)
Plan settlements	0	0
Administrative expenses	(1)	(1)
Exchange movements and other	7	(25)
Fair value of plan assets as of November 30	163	168	$ 196
Funded status as of November 30	$ 5	$ 9