Acquisitions (Detail) - TenThousand Projects - USD ($) $ in Millions		6 Months Ended
Aug. 25, 2023	Mar. 31, 2024
Business Acquisition [Line Items]
Percentage of voting interests acquired (as a percent)	51.00%
Purchase price of selected assets	$ 98
Final purchase price	102
Base price payable	$ 12
Decrease to intangible assets		$ 1
Decrease in goodwill		$ (1)

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage of voting equity interests acquired at the acquisition date in the business combination.

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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