v3.26.3
Debt - Schedule of Interest Expense Associated with Exchangeable Notes (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Debt Instrument [Line Items]        
Accretive interest     $ 27 $ 6
Exchangeable Notes Due 2029 | Senior Notes        
Debt Instrument [Line Items]        
Contractual interest expense $ 6 $ 6 17 16
Amortization of debt discounts and issuance costs 0 0 2 1
Accretive interest 3 2 10 6
(Gain) loss on fair value of Exchange Features (13) (38) (69) 73
Total (4) (30) (40) 96
Exchangeable Notes Due 2030 | Senior Notes        
Debt Instrument [Line Items]        
Contractual interest expense 6 0 18 0
Amortization of debt discounts and issuance costs 1 0 3 0
Accretive interest 4 0 12 0
(Gain) loss on fair value of Exchange Features (10) 1 (43) 1
Total 1 1 (10) 1
Exchangeable First Lien Notes Due 2030 | Senior Notes        
Debt Instrument [Line Items]        
Contractual interest expense 7 0 7 0
Amortization of debt discounts and issuance costs 1 0 1 0
Accretive interest 5 0 5 0
(Gain) loss on fair value of Exchange Features (50) 0 (55) 0
Total (34) 0 (39) 0
Exchangeable First Lien Notes Due 2030 | Senior Notes | Share Lending Agreement        
Debt Instrument [Line Items]        
Amortization of debt discounts and issuance costs $ 3 $ 0 $ 3 $ 0