v3.24.3
Net Income Per Share (Tables)
 9 Months Ended
Sep. 30, 2024
Earnings Per Share [Abstract]  
Basic and Diluted Net Income (Loss) Per Share The calculations of basic and diluted net income per share are as follows:
Three Months Ended
September 30,
Nine Months Ended
September 30,
(In millions, except per share data)2024202320242023
Net income - basic and diluted$1,340.6 $1,007.8 $3,494.9 $2,794.0 
Weighted average shares - basic108.1 106.3 108.0 106.8 
Effect of dilutive securities:
Stock options5.3 4.8 5.2 4.9 
Restricted stock awards and restricted stock units2.8 2.3 2.4 2.0 
Weighted average shares - diluted116.2 113.4 115.6 113.7 
Net income per share - basic$12.40 $9.48 $32.36 $26.16 
Net income per share - diluted$11.54 $8.89 $30.23 $24.57 
Antidilutive Securities
Shares which have been excluded from diluted per share amounts because their effect would have been antidilutive include the following:
Three Months Ended
September 30,
Nine Months Ended
September 30,
(Shares in millions)2024202320242023
Stock options0.1 1.7 1.5 1.7