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Subsequent Events (Details) - USD ($)
$ in Millions
Apr. 23, 2024
Apr. 22, 2024
Oct. 24, 2023
Sep. 30, 2021
Dec. 12, 2019
Amended LC Credit Agreement          
Subsequent Event [Line Items]          
Credit agreement, increase limit     $ 200    
Credit agreement, maximum capacity     550   $ 400
Amended LC Credit Agreement | Performance Letters of Credit          
Subsequent Event [Line Items]          
Credit agreement, maximum capacity     250    
Amended LC Credit Agreement | Performance Letters of Credit Or Other Borrowings          
Subsequent Event [Line Items]          
Credit agreement, maximum capacity     $ 300    
Senior Notes 6.5 Percent Due 2028 | Senior Notes          
Subsequent Event [Line Items]          
Interest rate       6.50%  
Subsequent Event | Amended LC Credit Agreement          
Subsequent Event [Line Items]          
Credit agreement, maximum capacity   $ 680      
Subsequent Event | Amended LC Credit Agreement | Performance Letters of Credit          
Subsequent Event [Line Items]          
Credit agreement, maximum capacity   309      
Subsequent Event | Amended LC Credit Agreement | Performance Letters of Credit Or Other Borrowings          
Subsequent Event [Line Items]          
Credit agreement, maximum capacity   $ 371      
Subsequent Event | Senior Notes 6.5 Percent Due 2028 | Senior Notes          
Subsequent Event [Line Items]          
Interest rate 6.50%