v3.25.4
Income Taxes - Reconciliation of Income Tax Expense (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Amount      
U.S. federal statutory income tax $ 118,481 $ 115,210 $ 105,015
State and local income tax expense, net of federal effect $ 29,304 $ 28,595 $ 19,940
Effective Income Tax Rate Reconciliation, State and Local Jurisdiction, Contribution Greater than 50 Percent, Tax Effect [Extensible Enumeration] stpr:WV stpr:WV stpr:WV
Changes in valuation allowance $ 77 $ (1,917)  
Nontaxable or nondeductible items:      
Executive compensation 9,318 6,751 $ 4,530
Other items:      
Other (6,147) (910) (1,198)
Total income tax expense $ 151,033 $ 147,729 $ 128,287
Percent      
U.S. federal statutory income tax 21.00% 21.00% 21.00%
State and local income tax expense, net of federal effect 5.20% 5.20% 4.00%
Changes in valuation allowance (0.30%)
Nontaxable or nondeductible items:      
Executive compensation 1.70% 1.20% 0.90%
Other items:      
Other (1.10%) (0.20%) (0.20%)
Effective tax rate 26.80% 26.90% 25.70%