Segment Information - Schedule of Assets by Reportable Segment (Details) - USD ($) $ in Millions	Mar. 31, 2024	Dec. 31, 2023
Selected Information [Line Items]
Assets	$ 44,796	$ 43,857
United States
Selected Information [Line Items]
Assets	43,573	42,674
Trinidad
Selected Information [Line Items]
Assets	1,091	1,063
Other International
Selected Information [Line Items]
Assets	$ 132	$ 120

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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+ Details