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Income (Loss) Per Common Share (Details) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 USD ($) $ / shares shares
Numerator |
Net loss attributable to Stagwell Inc. common shareholders | $ | $ (3,706)
Denominator |
Basic weighted average number of common shares outstanding (in shares) | 90,426,215
Basic (in dollars per share) | $ / shares | $ (0.04)
Diluted (in dollars per share) | $ / shares | $ (0.04)
Class C shares |
Class of Stock [Line Items] |
Antidilutive securities excluded from computation of earnings per share (shares) | 179,970,051
Stock Appreciation Rights and Restricted Awards |
Class of Stock [Line Items] |
Antidilutive securities excluded from computation of earnings per share (shares) | 9,508,668

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