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STOCK-BASED COMPENSATION (Tables)
3 Months Ended
Mar. 31, 2025
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
Stock-based compensation expense related to awards issued under the Company's incentive compensation plans for the three months ended March 31, 2025 and 2024 was as follows (in millions):
 Three Months Ended
March 31,
 20252024
Cost of sales$7.3 $7.2 
Selling, general, and administrative expenses22.8 21.8 
Research and development expenses10.0 10.0 
Total stock-based compensation expense40.1 39.0 
Income tax benefit(6.5)(5.5)
Total stock-based compensation expense, net of tax$33.6 $33.5 
Schedule of Weighted-Average Assumptions for Options Granted
The following table includes the weighted-average grant-date fair values of stock options granted during the periods indicated and the related weighted-average assumptions used in the Black-Scholes option pricing model:
 Option Awards
Three Months Ended
March 31,
 20252024
Risk-free interest rate4.4%4.3%
Expected dividend yieldNoneNone
Expected volatility31.0%32.7%
Expected term (years)5.55.3
Fair value, per option$28.43 $32.91 
Schedule of Weighted-Average Assumptions for ESPP Subscriptions Granted
The following table includes the weighted-average grant-date fair values for ESPP subscriptions granted during the periods indicated and the related weighted-average assumptions used in the Black-Scholes option pricing model:
 ESPP
Three Months Ended
March 31,
 20252024
Risk-free interest rate4.3%5.1%
Expected dividend yieldNoneNone
Expected volatility29.5%34.8%
Expected term (years)0.60.6
Fair value, per share$17.99$25.52