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Stock Based Compensation (Tables)
3 Months Ended
Mar. 31, 2023
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expense
The following table provides information regarding the Company’s stock-based compensation expense:

Three Months Ended March 31,
20232022
Stock-based compensation$30.2 $33.0 
Tax effect recognized in net earnings from continuing operations5.2 7.0 
Schedule of Weighted Average Assumptions Used to Value Option Grants
The following weighted average assumptions were used to estimate the fair value of options granted during current and prior year periods using the Black-Scholes option-pricing model:

Three months ended March 31,
20232022
Risk-free interest rate (%)3.73 2.05 
Expected option life (years)5.655.63
Expected volatility (%)26.02 24.52 
Expected dividend yield (%)0.64 0.54