v3.26.1
Debt and Credit Arrangements - Senior Secured and Unsecured Notes (Details) - USD ($)
Mar. 31, 2026
Dec. 31, 2025
Senior secured notes due 2030 | Secured Debt    
Debt Instrument    
Debt instrument face amount $ 1,457,000,000 $ 1,457,000,000
Debt instrument stated interest rate (percent) 7.50%  
Issue price (percent) 98.661%  
Debt instrument effective interest rate (percent) 7.80%  
Senior unsecured notes due 2031 | Unsecured Debt    
Debt Instrument    
Debt instrument face amount $ 510,000,000.0 $ 510,000,000.0
Debt instrument stated interest rate (percent) 9.50%  
Issue price (percent) 97.949%  
Debt instrument effective interest rate (percent) 9.90%