Stockholders' Deficit - Narrative (Details) - USD ($) shares in Millions, $ in Millions	3 Months Ended
Jan. 31, 2023	Jan. 31, 2022
Stockholders' Equity Note [Abstract]
Repurchases of common stock (in shares)	3.6	42.0
Payment in connection with repurchases of shares	$ 100	$ 1,508
Shares settled (in shares)		1.1
Share repurchase authorization remaining	$ 2,000

Number of shares that have been repurchased and retired during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration