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Long-term Debt - Additional Information (Details) - USD ($)
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Borrowings      
Repayments of revolving credit facility $ 0 $ 22,000,000.0  
Borrowings from revolving credit facility 0 $ 22,000,000.0  
Letters of credit outstanding 19,300,000   $ 22,800,000
Revolving credit facility | Revolving credit facility | Line of Credit      
Borrowings      
Repayments of revolving credit facility 0    
Borrowings from revolving credit facility 0    
Revolving credit facility 0   0
Availability under revolving line of credit 1,000,000,000   $ 1,000,000,000
Letter of credit | Revolving credit facility      
Borrowings      
Availability under revolving line of credit 60,700,000    
Maximum borrowing capacity $ 80,000,000