Credit Losses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance as of January 1	$ 15	$ 22
Current period provision	(3)	3
Current period write offs	(2)	(5)
Recoveries of amounts previously reserved	0	(5)
Ending balance as of December 31	$ 10	$ 15