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Share-Based Compensation (Tables)
 3 Months Ended
Mar. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Stock-Based Compensation Expenses
The components of the Company’s share-based compensation expense were as follows:
Three Months Ended March 31,
(in thousands)20242023
Stock options$1,346 $1,388 
Restricted stock3,477 3,699 
Performance vested restricted stock units4,271 4,684 
Total share-based compensation expense$9,094 $9,771 
Schedule of Stock-Based Award Activity
A summary of the share-based award activity during the three months ended March 31, 2024 is presented below:
 Stock OptionsRestricted StockPerformance Vested
Restricted Stock Units
 OptionsWeighted
Average
Exercise
Price		Weighted
Average
Remaining
Contractual
Life		SharesWeighted
Average
Grant Date
Fair Value		SharesWeighted
Average
Grant Date
Fair Value
Outstanding as of January 1, 2024943,641 $102.90 361,668 $136.05 458,495 $136.14 
Granted78,988 111.94 49,333 111.94 143,312 111.94 
Performance-based leveraging (1)
— — — — — — 
Exercised/vested(87,240)71.74 (37,307)105.52 (146,675)107.54 
Expired— — — — — — 
Forfeited(440)123.71 (2,433)119.50 (10,940)115.62 
Outstanding as of March 31, 2024934,949 $106.56 6.2 years371,261 $135.99 444,192 $138.29 
Options exercisable as of March 31, 2024639,175 $99.47 5.2 years
(1) During the three months ended March 31, 2024, there were no revisions to the outstanding PVRSUs as a result of a change in the Company's targeted performance conditions.
Schedule of Weighted Average Assumptions of Black-Scholes Option-Pricing Model The fair value of the stock options granted during the three months ended March 31, 2024 was estimated on the grant date using the Black-Scholes option-pricing model with the following weighted average assumptions:
Risk-free interest rate4.27 %
Expected volatility31.34 %
Expected life of the stock option6 years
Dividend yield1.03 %
Requisite service period4 years
Contractual life10 years
Weighted average fair value of the stock options granted (per stock option)$38.85