Accounts Receivable - Schedule of Accounts Receivable (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Accounts receivable
Other	$ 40	$ 36
Total accounts receivable	345	339
Less: allowance for credit losses	(36)	(38)
Accounts receivable, less allowance	309	301
Earned and unbilled receivables
Accounts receivable
Total accounts receivable	23	35
Trade and purchased receivables
Accounts receivable
Total accounts receivable	$ 282	$ 268