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Pay vs Performance Disclosure - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022
Pay vs Performance Disclosure
Net income	$ 111	$ 329	$ 765	$ 886

X

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- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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