Stockholders' Equity - Subsidiary Purchases of Common Stock (Details) $ in Millions	Mar. 31, 2022 USD ($)
TripAdvisor
Equity, Class of Treasury Stock [Line Items]
Stock repurchase remaining amount authorized	$ 75

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.

No definition available.

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