Accrued Liabilities (Details) - USD ($) $ in Millions	Jun. 30, 2023	Dec. 31, 2022
Accrued Liabilities, Current [Abstract]
Natural gas purchases	$ 416	$ 1,621
Derivative settlements	6	7
Interest costs and related debt fees	201	383
LNG terminals and related pipeline costs	154	240
Compensation and benefits	88	245
LNG purchases	31	88
Other accrued liabilities	141	95
Total accrued liabilities	$ 1,037	$ 2,679