CONSOLIDATED STATEMENT OF EQUITY - USD ($) $ in Millions	Total	ESI Group SA	Common Stock [Member]	Additional Paid-in Capital [Member]	Treasury Stock, Common	Retained Earnings [Member]	Accumulated Other Comprehensive Income/(Loss) [Member]	Noncontrolling Interest ESI Group SA
Common Stock, Shares, Outstanding at Oct. 31, 2021			197,248,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Common Stock (in shares)			1,321,000
Treasury Stock, Common, Shares at Oct. 31, 2021					15,094,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Shares, Acquired	5,442,280				5,442,000
Stockholders' Equity, Balance at Oct. 31, 2021	$ 3,784	$ 0	$ 2	$ 2,219	$ (1,425)	$ 3,430	$ (442)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Treasury Stock, Value, Acquired, Cost Method	849				849
Issuance of Common Stock (in $)	63			63
Taxes related to net share settlement of equity awards	(74)			(74)
Share-based compensation	125			125
Net income	1,124
Net income	1,124					1,124
Other comprehensive income (loss), net of tax	(12)						(12)
Stockholders' Equity, Balance at Oct. 31, 2022	$ 4,161	0	$ 2	2,333	$ (2,274)	4,554	(454)
Common Stock, Shares, Outstanding at Oct. 31, 2022			198,569,000
Treasury Stock, Common, Shares at Oct. 31, 2022					20,536,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Common Stock (in shares)			1,202,000
Treasury Stock, Shares, Acquired	4,913,548				4,913,000
Treasury Stock, Value, Acquired, Cost Method	$ 706				$ 706
Issuance of Common Stock (in $)	67			67
Taxes related to net share settlement of equity awards	(49)			(49)
Share-based compensation	136			136
Net income	1,057
Net income	1,057					1,057
Other comprehensive income (loss), net of tax	(12)						(12)
Stockholders' Equity, Balance at Oct. 31, 2023	$ 4,654	0	$ 2	2,487	$ (2,980)	5,611	(466)
Common Stock, Shares, Outstanding at Oct. 31, 2023			199,771,000
Treasury Stock, Common, Shares at Oct. 31, 2023	25,400,000				25,449,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of Common Stock (in shares)			1,237,000
Treasury Stock, Shares, Acquired	2,974,967				2,975,000
Treasury Stock, Value, Acquired, Cost Method	$ 442				$ 442
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests	(458)			4				$ (462)
Issuance of Common Stock (in $)	66			66
Taxes related to net share settlement of equity awards	(31)			(31)
Share-based compensation	138			138
Net income	614
Net Income (Loss) Attributable to Noncontrolling Interest								4
Net income	618
Other comprehensive income (loss), net of tax	102						102
Noncontrolling Interest, Increase from Business Combination								$ 458
Stockholders' Equity, Balance at Oct. 31, 2024	$ 5,105	$ 0	$ 2	$ 2,664	$ (3,422)	$ 6,225	$ (364)
Common Stock, Shares, Outstanding at Oct. 31, 2024			201,008,000
Treasury Stock, Common, Shares at Oct. 31, 2024	28,400,000				28,424,000