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Sohu.com Limited Shareholders' Equity (Treasury Stock, Narrative) (Details) - Sohu American Depository Shares [Member] - Sohu Share Repurchase Program [Member] - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
Nov. 13, 2021 | Dec. 31, 2021
Equity, Class of Treasury Stock [Line Items] |  |
Stock repurchase program authorized amount | $ 100.0 |
Share repurchase program period | 12 months |
Stock repurchase program expiration date | Nov. 12, 2022 |
Number of shares repurchased |  | 1,129,228
Aggregate cost of shares repurchased |  | $ 18.7

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