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VIEs (VIEs Consolidated within Sohu Group, Summary of Significant Agreements Currently in Effect) (Details) | 12 Months Ended
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Dec. 31, 2021
Shareholders of Gamease [Member] | AmazGame [Member] |
Variable Interest Entity [Line Items] |
Power of attorney term | 10 years
Percentage of exchange equity interests due to contributions to registered capital of equity | 100.00%
Shareholders of Guanyou Gamespace [Member] | Gamespace [Member] |
Variable Interest Entity [Line Items] |
Power of attorney term | 10 years
Percentage of exchange equity interests due to contributions to registered capital of equity | 100.00%
VIEs [Member] | Shareholders of Tianjin Jinhu [Member] | Video Tianjin [Member] |
Variable Interest Entity [Line Items] |
Power of attorney term | 10 years
Tianjin Jinhu Culture Development Co., Ltd ("Tianjin Jinhu") [Member] | Video Tianjin [Member] |
Variable Interest Entity [Line Items] |
Exclusive technology consulting and service agreement term | 10 years
Tianjin Jinhu Culture Development Co., Ltd ("Tianjin Jinhu") [Member] | Shareholders of Tianjin Jinhu [Member] | Video Tianjin [Member] |
Variable Interest Entity [Line Items] |
Business operation agreement term | 10 years
Beijing Gamease Age Digital Technology Co., Ltd. ("Gamease") [Member] | Shareholders of Gamease [Member] | AmazGame [Member] |
Variable Interest Entity [Line Items] |
Business operation agreement term | 10 years
Beijing Guanyou Gamespace Digital Technology Co., Ltd. ("Guanyou Gamespace") [Member] | Shareholders of Guanyou Gamespace [Member] | Gamespace [Member] |
Variable Interest Entity [Line Items] |
Business operation agreement term | 10 years
Beijing Sohu Internet Information Service Co., Ltd. ("Sohu Internet") [Member] | Sohu Era [Member] |
Variable Interest Entity [Line Items] |
Exclusive technology consulting and service agreement term | 2 years
Donglin [Member] | Sohu Media [Member] |
Variable Interest Entity [Line Items] |
Exclusive technology consulting and service agreement term | 3 years

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