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Employee Benefit Plans - Schedule of Defined Benefit Plans (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Defined benefit plans      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year $ 415,121 $ 448,993  
Interest cost 22,531 22,444 $ 23,579
Benefits paid (35,911) (37,828)  
Actuarial (gains)/losses 5,743 (18,488)  
Projected benefit obligation at end of year 407,484 415,121 448,993
Plan assets:      
Fair value at beginning of year 355,180 387,429  
Actual return on plan assets 41,367 5,579  
Company contributions 0 0  
Benefits paid (35,911) (37,828)  
Fair value at end of year 360,636 355,180 387,429
Funded status (46,848) (59,941)  
Amounts recognized in Consolidated Balance Sheets:      
Current liabilities 0 0  
Noncurrent liabilities (46,848) (59,941)  
Total (46,848) (59,941)  
Amounts recognized in accumulated other comprehensive loss consist of:      
Net actuarial loss 82,409 95,798  
Prior service cost 298 316  
SERPs      
Change in projected benefit obligation:      
Projected benefit obligation at beginning of year 12,738 13,437  
Interest cost 681 662  
Benefits paid (1,411) (1,131)  
Actuarial (gains)/losses 155 (230)  
Projected benefit obligation at end of year 12,163 12,738 13,437
Plan assets:      
Fair value at beginning of year 0 0  
Actual return on plan assets 0 0  
Company contributions 1,411 1,131  
Benefits paid (1,411) (1,131)  
Fair value at end of year 0 0 $ 0
Funded status (12,163) (12,738)  
Amounts recognized in Consolidated Balance Sheets:      
Current liabilities (1,279) (1,468)  
Noncurrent liabilities (10,884) (11,270)  
Total (12,163) (12,738)  
Amounts recognized in accumulated other comprehensive loss consist of:      
Net actuarial loss 3,493 3,468  
Prior service cost $ 0 $ 0