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Earnings Per Share
 3 Months Ended
Mar. 31, 2024
Earnings Per Share [Abstract]  
Earnings Per Share
Note 10 - Earnings Per Share
The following table sets forth the computation of basic and diluted net income per share of common stock:
Three Months Ended March 31,
(in millions, except shares and per share amounts)
20242023
Basic net income per share attributable to common stockholders
Numerator:
Net income$15.1 $44.5 
Denominator:
Weighted average number of shares of common stock outstanding378,967,201 403,408,487 
Basic net income per share attributable to common stockholders$0.04 $0.11 
Diluted net income per share attributable to common stockholders
Numerator:
Allocation of undistributed earnings$15.1 $44.5 
Denominator:
Number of shares used in basic computation378,967,201 403,408,487 
Add: weighted-average effect of dilutive securities exchangeable for common stock:
Restricted stock awards145,210 446,843 
Exercise of common stock options— 66,687 
Employee Stock Purchase Plan
195,072 195,611 
Weighted average shares of common stock outstanding used to calculate diluted net income per share379,307,483 404,117,628 
Diluted net income per share attributable to common stockholders$0.04 $0.11 
The following weighted-average potentially dilutive securities were evaluated under the treasury stock method for potentially dilutive effects and have been excluded from diluted net income per share in the periods presented due to their anti-dilutive effect:
Three Months Ended March 31,
20242023
Restricted stock units15,474,470 13,267,434 
Exercise of common stock options76,261 — 
Total anti-dilutive securities15,550,731 13,267,434