Segment Information - Schedule of Assets by Reportable Segment (Details) - USD ($) $ in Millions	Jun. 30, 2022	Dec. 31, 2021
Selected Information [Line Items]
Assets	$ 38,139	$ 38,236
United States
Selected Information [Line Items]
Assets	37,271	37,436
Trinidad
Selected Information [Line Items]
Assets	723	637
Other International
Selected Information [Line Items]
Assets	$ 145	$ 163

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