v3.25.2
Debt - Schedule of Long-term Debt, Net of an Unamortized Discount and Debt Issuance Costs (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Finance leases $ 41   $ 42
Long-term debt 2,816   2,826
Less: Long-term debt due within one year (38)   (35)
Debt issuance costs (29)   (32)
Long-term debt, net 2,749   2,759
2024 Term Loan Facility      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Original Principal 741    
Long-term debt, gross $ 734   735
Average effective interest rate   8.20%  
Basis spread on variable rate 2.25%    
2024-B Term Loan Facility      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Original Principal $ 902    
Long-term debt, gross $ 891   $ 896
Average effective interest rate 6.80%    
Basis spread on variable rate 2.50%    
Senior Notes due 2029      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Original Principal $ 1,075    
Annual Interest Rate 4.625%   4.625%
Long-term debt, gross $ 1,075   $ 1,075
RMB Term Loan Facility      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Original Principal 64    
Long-term debt, gross $ 57   58
Average effective interest rate 9.70%    
Basis spread on variable rate 2.35%    
Australian Government Loan      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Long-term debt, gross $ 2   1
MGT Loan      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Original Principal 36    
Long-term debt, gross $ 16   $ 19
Average effective interest rate 6.10% 6.10%  
Term Loan Facility      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Average effective interest rate   5.70%  
Term Loan Facility 2022      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Average effective interest rate   9.20%  
Term Loan Facility 2023      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Average effective interest rate   9.30%  
Standard Bank Term Loan Facility      
Long-term debt, net of an unamortized discount and debt issuance costs [Abstract]      
Average effective interest rate 6.50% 10.70%