Additional Financial Information - Components of Other, Net Included in Statement of Operations (Detail) - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2021	Sep. 30, 2020	Aug. 10, 2021
Other Income and Expenses [Line Items]
Remeasurement of equity securities	$ 28	$ 9
Total Other, net	$ 137	17
PropertyGuru Pte. Ltd. \| REA Group
Other Income and Expenses [Line Items]
Ownership percentage	18.00%		18.00%
Nonoperating Income (Expense)
Other Income and Expenses [Line Items]
Remeasurement of equity securities	$ 28	9
Dividends received from equity security investments	1	2
Gain on sale of businesses	107	0
Other	1	6
Total Other, net	$ 137	$ 17

Other income and expenses.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant.

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Amount of dividend income on nonoperating securities.

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Amount of gain (loss) related to nonoperating activities, classified as other.

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Amount of income (expense) related to nonoperating activities, classified as other.

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