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Stock-Based Compensation (Tables)
 9 Months Ended
Sep. 30, 2026
Share-Based Payment Arrangement [Abstract]  
Disclosure of Share-based Compensation Arrangements by Share-based Payment Award As of September 30, 2026, 2,114,785 shares remained available for future awards.
Deferred
Stock Units
Outstanding		Restricted
Stock Units
Outstanding		Performance
Stock Units
Outstanding
Number
of Units		Weighted-
Average
Fair Value
at Grant		Number
of Units		Weighted-
Average
Fair Value
at Grant		Number
of Units		Weighted-
Average
Fair Value
at Grant
Balance, January 1, 202661,539 $98.38 586,298 $111.39 219,512 $101.23 
Granted8,190 142.80 2,595 139.91 — — 
Vested(6,553)102.22 (2,298)126.25 (26,844)130.26 
Forfeited— — (8,839)112.61 (25,683)130.26 
Balance, September 30, 202663,176 103.74 577,756 111.62 166,985 91.11 
Shares Issued in Connection with Stock Compensation Awards
Three Months Ended
September 30,		Nine Months Ended
September 30,
2026202520262025
New shares issued from available authorized shares— — — — 
Shares issued from available treasury stock184 30,794 35,695 171,672 
Proceeds from stock option exercises$— $1,925 $— $7,881 
Share-based Payment Arrangement, Cost by Plan
Stock-based compensation expense or benefit and the related income tax benefit are presented in the following table. The service period for performance stock units granted each year begins on January 1 of the following year.
Three Months Ended
September 30,		Nine Months Ended
September 30,
2026202520262025
Restricted stock units$3,696 $3,139 $11,113 $10,357 
Deferred stock units— — 1,169 1,020 
Performance stock units1,926 1,131 3,924 1,806 
Total$5,622 $4,270 $16,206 $13,183 
Income tax benefit$737 $647 $2,939 $3,226 
Unrecognized Stock-Based Compensation Expense
Unrecognized stock-based compensation expense at September 30, 2026 is presented in the following table. Unrecognized stock-based compensation expense related to performance stock units is presented based on the maximum payout rate specified by the applicable performance criteria.
Restricted stock units$17,822 
Performance stock units5,989 
Total$23,811