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Taxation (PRC Withholding Tax on Dividends) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2020 | Mar. 31, 2018 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Apr. 05, 2018
Withholding tax on dividends [Line Items] |  |  |  |  |  |
Withholding income tax rate on dividends, foreign invested enterprises to foreign holding companies |  |  | 10.00% |  |  |
Special cash dividend |  |  |  |  |  | $ 500,000
Additional withholding income taxes | $ 88,000 | $ 47,000 |  |  |  |
Deferred tax liabilities related to withholding tax |  |  | $ 237,116 | $ 206,594 |  |
Total amount of undistributed profits |  |  | 484,900 |  |  |
Unrecognized tax liabilities |  |  | 48,500 |  |  |
Changyou [Member] |  |  |  |  |  |
Withholding tax on dividends [Line Items] |  |  |  |  |  |
Deferred tax liabilities related to withholding tax |  |  | $ 237,100 |  | $ 86,800 |
HONG KONG |  |  |  |  |  |
Withholding tax on dividends [Line Items] |  |  |  |  |  |
Preferential withholding tax rate on dividends, foreign invested enterprises |  |  | 5.00% |  |  |
CHINA |  |  |  |  |  |
Withholding tax on dividends [Line Items] |  |  |  |  |  |
Withholding income tax rate on dividends, foreign invested enterprises to foreign holding companies |  |  | 10.00% |  |  |
Additional withholding income taxes |  |  |  | $ 88,000 |  |

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- Definition A holding company in Hong Kong will be subject to this withholding tax rate under the Arrangement Between the PRC and the Hong Kong Special Administrative Region on the Avoidance of Double Taxation and Prevention of Fiscal Evasion with Respect to Taxes on Income and Capital (the "China-HK Tax Arrangement") if such holding company is considered a non-PRC resident enterprise and holds at least 25% of the equity interests in the PRC foreign invested enterprise distributing the dividends, subject to approval of the PRC local tax authority. + References No definition available. + Details
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- Definition The earnings that is allocated to common stock and participating securities to the extent that each security may share in earnings as if all of the earnings for the period had been distributed. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 66 -URI http://asc.fasb.org/extlink&oid=125511455&loc=d3e2814-109256 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 60B -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=125511455&loc=SL5780133-109256 + Details
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