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Accumulated Other Comprehensive Loss - Schedule of Accumulated Other Comprehensive Loss (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance $ 1,476,085 $ 1,266,012 $ 1,028,589
Other comprehensive income (loss) before reclassifications (1,209) 1,709  
Amounts reclassified from accumulated other comprehensive loss 249 308  
Net current-period other comprehensive income (loss) (960) 2,017 1,033
Ending balance 1,640,940 1,476,085 1,266,012
Total Accumulated Other Comprehensive Loss      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance (9,302) (11,319) (12,352)
Ending balance (10,262) (9,302) (11,319)
Net Unrealized Loss on Derivative Instruments Qualifying as Hedges      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance 0 0  
Other comprehensive income (loss) before reclassifications 0 0  
Amounts reclassified from accumulated other comprehensive loss 0 0  
Net current-period other comprehensive income (loss) 0 0  
Ending balance 0 0 0
Postretirement Liability Adjustment      
AOCI Attributable to Parent, Net of Tax [Roll Forward]      
Beginning balance (9,302) (11,319)  
Other comprehensive income (loss) before reclassifications (1,209) 1,709  
Amounts reclassified from accumulated other comprehensive loss 249 308  
Net current-period other comprehensive income (loss) (960) 2,017  
Ending balance $ (10,262) $ (9,302) $ (11,319)