Segment Information - Schedule of Assets by Reportable Segment (Details) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Selected Information [Line Items]
Assets	$ 43,647	$ 41,371
United States
Selected Information [Line Items]
Assets	42,532	40,349
Trinidad
Selected Information [Line Items]
Assets	989	879
Other International
Selected Information [Line Items]
Assets	$ 126	$ 143

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