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Fair Value Measurements (Long-term Payables, Narrative) (Details) - $ / shares | Dec. 31, 2021 | Apr. 17, 2020
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Changyou [Member] | Share Options [Member] | Common Class A [Member] | Changyou Merger [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fixed price of share | $ 5.39 | $ 5.39

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- Definition Fixed price of share with which liabilities accrued over the option holders' service periods. + References No definition available. + Details
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- Definition 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. + References No definition available. + Details
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- Details
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- Details
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