Debt - Schedule of Short-term Debt (Details) - USD ($) $ in Millions		Mar. 31, 2026	Dec. 31, 2025
Short-Term Borrowings and Current Installments of Long-Term Debt - Third Party and Affiliates
Current installments of long-term debt		$ 1,685	$ 1,114
Short-term borrowings, including amounts due to affiliates(1)	[1]	56	47
Total		$ 1,741	$ 1,204
Short-term borrowings
Short-Term Borrowings and Current Installments of Long-Term Debt - Third Party and Affiliates
Weighted average interest rate, short-term borrowings		2.20%	2.20%
Revolving Credit Facility
Short-Term Borrowings and Current Installments of Long-Term Debt - Third Party and Affiliates
Revolving credit facilities(2)	[2]	$ 0	$ 43
Weighted average interest rate, short-term borrowings		0.00%	3.10%

[1] The weighted average interest rate was 2.2% and 2.2% as of March 31, 2026 and December 31, 2025, respectively.

[2] The weighted average interest rate was 0.0% and 3.1% as of March 31, 2026 and December 31, 2025, respectively.