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NET INCOME PER SHARE (Tables)
 3 Months Ended
Mar. 31, 2025
Earnings Per Share [Abstract]  
Schedule of Basic and Diluted Earnings Per Share
Basic and diluted net income per share are calculated using the treasury stock method.
Three Months Ended
March 31,
20252024
Basic
Net income$503.9 $505.2 
Weighted average shares outstanding249.4 252.5 
Basic net income per share$2.02 $2.00 
Diluted
Net income$503.9 $505.2 
Weighted average shares outstanding assuming dilution:
Weighted average shares outstanding249.4 252.5 
Stock options and other contingently issuable shares (1)
3.1 3.3 
Weighted average shares outstanding assuming dilution252.5 255.8 
Diluted net income per share$2.00 $1.97 
(1)There were 1.0 million and 0.1 million of stock options and other contingently issuable shares excluded due to their anti-dilutive effect for the three months ended March 31, 2025 and 2024, respectively.