Revenues and Trade Accounts Receivable - Trade Accounts And Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning Balance	$ 43	$ 50
Credit loss expense (1)	9	0
Write-offs charged against the allowance	(15)	(7)
Ending Balance	$ 37	$ 43