Revenue Recognition - Trade Allowance for Credit Losses (Details) - USD ($) $ in Millions	9 Months Ended	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Roll forward of notes and accounts receivable - trade allowance for credit losses
Allowance for Credit Loss, Beginning Balance	$ 233	$ 218
Additions / (Releases)	28	59
Write-offs	(67)	(31)
Foreign currency and other	4	(14)
Allowance for Credit Loss, Ending Balance	$ 198	$ 233