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Share-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2025
Share-Based Payment Arrangement [Abstract]  
Summary of Stock Option Assumptions
The following weighted average assumptions were used to determine the fair value of the stock options granted on the original grant date for expense recognition purposes for options granted during the nine months ended September 30, 2025 and 2024, using a Black Scholes-Merton Model:
 Nine months ended
 September 30,
2025		September 30,
2024
Senior Leadership1:
  
Expected (annual) dividend rate$0.40$0.32
Expected volatility39.07%37.90%
Risk-free interest rate3.98%4.14%
Expected life (in years)4.04.0
Employees:
Expected (annual) dividend rate$0.40$0.32
Expected volatility42.57%33.56%
Risk-free interest rate3.91%4.27%
Expected life (in years)3.03.0
1 Senior Leadership consists of officers and key members of management.
The following weighted average assumptions were used to determine the fair value of the PSUs granted on the original grant date for expense recognition purposes for PSUs granted during the nine months ended September 30, 2025 and 2024, using a Monte Carlo Model:
 Nine months ended
 September 30,
2025		September 30,
2024
 
Expected (annual) dividend rate$0.40$0.32
Expected volatility41.91%33.99%
Risk-free interest rate3.92%4.31%
Expected life (in years)2.82.8
Summary of Stock Options Outstanding The following is a summary of stock options vested and exercisable as of September 30, 2025:
 
Range of
Exercise
Prices		Number
of
Shares
Weighted
Average
Remaining
Contractual Life
(in years)
Weighted
Average
Exercise
Price
Intrinsic
Value
(in thousands)
$13.95 -$27.58 1,004,718 2.90$25.97 $67,792 
$28.28 -$37.07 669,017 5.1231.82 41,225 
$37.09 -$140.76 489,436 6.7658.55 17,078 
Total2,163,171 4.46$35.15 $126,095 
Summary of Stock Option Activity A summary of stock option activity under the plans is as follows:
Stock OptionsSharesWeighted
Average
Exercise
Price
Outstanding at December 31, 2024
2,957,871 $39.83 
Granted
460,113 83.33 
Exercised
(406,063)32.69 
Forfeited or Expired
(54,499)74.13 
Outstanding at September 30, 2025
2,957,422 $46.49 
Exercisable at September 30, 2025
2,163,171 $35.15 
Summary of Unvested Restricted Stock Awards
A summary of the unvested restricted stock awards is as follows:
SharesWeighted
Average
Grant Date
Fair Value
Unvested at December 31, 2024
144,292 $61.01 
Granted
86,437 85.72 
Vested
(80,679)53.11 
Forfeited
(6,896)75.85 
Unvested at September 30, 2025
143,154 $79.66 
Schedule of Nonvested Performance-based Units Activity
A summary of the unvested PSUs is as follows:
SharesWeighted
Average
Grant Date
Fair Value
Unvested at December 31, 2024
169,348 $68.12 
Granted
46,902 75.90 
Additional payout1
66,359 29.83 
Vested
(135,209)29.83 
Forfeited
(4,098)89.84 
Unvested at September 30, 20252
143,302 $88.44 
1 The additional number of PSUs earned based on a 196.4% achievement at December 31, 2024 for awards vesting in 2025.
2 Consists of 53,657 PSUs cliff vesting December 31, 2025, 44,163 PSUs cliff vesting December 31, 2026, and 45,482 PSUs cliff vesting December 31, 2027.
Summary of Share-Based Compensation Expense
A summary of share-based compensation is as follows:
Three Months EndedNine Months Ended
 September 30,
2025		September 30,
2024		September 30,
2025		September 30,
2024
Grant date fair value of awards during the period:(in thousands)
Options$627 $222 $12,436 $9,342 
PSUs59 39 3,560 5,096 
Restricted stock225 73 7,409 5,102 
Total$911 $334 $23,405 $19,540 
Share-based compensation expense:
Options$2,137 $1,960 $6,203 $6,213 
PSUs1,785 1,238 3,971 3,089 
Restricted stock704 1,165 3,247 3,512 
Total$4,626 $4,363 $13,421 $12,814 
Income tax benefit (deficiency) related to share-based compensation:
Options$815 $5,066 $5,809 $10,294 
PSUs23 — 3,357 169 
Restricted stock20 32 712 1003 
Key Employee Awards— — — 282 
Total$858 $5,098 $9,878 $11,748