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Net Income Per Share - Schedule of Numerators and Denominators of Basic and Diluted EPS Computations (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Numerator        
Net income attributable to common stockholders $ 106.7 $ 114.1 $ 349.5 $ 226.3
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 314.5 339.2 323.9 342.5
Net income per common share, basic (in dollars per share) $ 0.34 $ 0.34 $ 1.08 $ 0.66
Denominator        
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 314.5 339.2 323.9 342.5
Weighted-average number of common shares outstanding used in computing diluted net income per share (in shares) 316.4 346.0 327.1 345.9
Net income per common share, diluted (in dollars per share) $ 0.34 $ 0.33 $ 1.07 $ 0.65
Class A        
Numerator        
Net income attributable to common stockholders $ 79.7 $ 86.9 $ 263.2 $ 172.6
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 235.0 258.4 243.9 261.2
Net income per common share, basic (in dollars per share) $ 0.34 $ 0.34 $ 1.08 $ 0.66
Reallocation of net income as a result of conversion of Class B to Class A common stock $ 27.0 $ 27.2 $ 86.3 $ 53.7
Reallocation of net income to Class B common stock 0.0 0.0 0.0 0.0
Net income attributable to common stockholders for diluted EPS $ 106.7 $ 114.1 $ 349.5 $ 226.3
Denominator        
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 235.0 258.4 243.9 261.2
Weighted-average effect of dilutive restricted stock units and awards and employee stock options (in shares) 1.9 6.8 3.2 3.4
Conversion of Class B to Class A common stock (in shares) 79.5 80.8 80.0 81.3
Weighted-average number of common shares outstanding used in computing diluted net income per share (in shares) 316.4 346.0 327.1 345.9
Net income per common share, diluted (in dollars per share) $ 0.34 $ 0.33 $ 1.07 $ 0.65
Class B        
Numerator        
Net income attributable to common stockholders $ 27.0 $ 27.2 $ 86.3 $ 53.7
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 79.5 80.8 80.0 81.3
Net income per common share, basic (in dollars per share) $ 0.34 $ 0.34 $ 1.08 $ 0.66
Reallocation of net income as a result of conversion of Class B to Class A common stock $ 0.0 $ 0.0 $ 0.0 $ 0.0
Reallocation of net income to Class B common stock (0.2) (0.5) (0.8) (0.5)
Net income attributable to common stockholders for diluted EPS $ 26.8 $ 26.7 $ 85.5 $ 53.2
Denominator        
Weighted-average number of common shares outstanding used in computing basic net income per share (in shares) 79.5 80.8 80.0 81.3
Weighted-average effect of dilutive restricted stock units and awards and employee stock options (in shares) 0.0 0.0 0.0 0.0
Conversion of Class B to Class A common stock (in shares) 0.0 0.0 0.0 0.0
Weighted-average number of common shares outstanding used in computing diluted net income per share (in shares) 79.5 80.8 80.0 81.3
Net income per common share, diluted (in dollars per share) $ 0.34 $ 0.33 $ 1.07 $ 0.65