v3.26.3
Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Numerator        
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest $ 18,396 $ 23,763 $ (4,252) $ 13,804
Net Income (Loss) Attributable to Noncontrolling Interest (277) 856 1,282 2,637
Net Income (Loss) Attributable to Parent $ 18,119 $ 24,619 $ (2,970) $ 16,441
Denominator        
Basic weighted average number of common shares outstanding (in shares) 244,666 255,952 247,131 210,139
Diluted weighted average number of common shares outstanding (in shares) 250,989 259,583 247,131 266,773
Class of Stock [Line Items]        
Basic (in dollars per share) $ 0.07 $ 0.10 $ (0.01) $ 0.08
Diluted (in dollars per share) $ (0.07) $ (0.09) $ 0.01 $ (0.04)
Antidilutive securities excluded from computation of earnings per share (shares)     4,100 3,500
Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest $ 18,396 $ 23,763 $ (4,252) $ 13,804
Income attributable to noncontrolling interests 277 (856) (1,282) (2,637)
Net income available to stockholders, diluted       9,804
Net Income (Loss) Attributable to Parent 18,119 24,619 (2,970) 16,441
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest $ (947) $ (248) $ 609 $ (6,259)
Weighted Average Number of Shares Outstanding, Basic 244,666 255,952 247,131 210,139
Weighted average number diluted shares outstanding adjustment 250,989 259,583   56,634
Diluted weighted average number of common shares outstanding (in shares) 250,989 259,583 247,131 266,773
Stagwell Media        
Numerator        
Net Income (Loss) Attributable to Noncontrolling Interest       $ 6,637
Class of Stock [Line Items]        
Income attributable to noncontrolling interests       (6,637)
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest $ 0 $ 0 $ 0 (6,637)
Stagwell Global        
Numerator        
Net Income (Loss) Attributable to Noncontrolling Interest       (4,000)
Class of Stock [Line Items]        
Income attributable to noncontrolling interests       4,000
Net Income (Loss) Attributable to Nonredeemable Noncontrolling Interest $ (947) $ (248) $ (609) $ 378
Common Class C        
Class of Stock [Line Items]        
Weighted average number diluted shares outstanding adjustment       52,216
Employee Stock        
Class of Stock [Line Items]        
Antidilutive securities excluded from computation of earnings per share (shares)     40  
Class A Shares to settle Deferred Acquisition Obligations        
Class of Stock [Line Items]        
Antidilutive securities excluded from computation of earnings per share (shares) 2,926 6,423 3,462 6,163
Stock Appreciation Rights and Restricted Awards        
Class of Stock [Line Items]        
Weighted average number diluted shares outstanding adjustment   3,631   4,418
Restricted Stock Units (RSUs)        
Class of Stock [Line Items]        
Antidilutive securities excluded from computation of earnings per share (shares)     5,388  
Weighted average number diluted shares outstanding adjustment 6,323