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Debt - Maturities (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Debt
2025	$ 35
2026	850
2027	1,707
2028	950
2029	2,458
Thereafter	750
Total debt payments (excluding financing lease payments)	6,750
Less: unamortized discounts, premiums and deferred financing fees	(24)
Financing leases (Note 12)	83	$ 70
Debt and Lease Obligation, Total	$ 6,809	$ 7,207

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