ALLOWANCE FOR CREDIT LOSSES - Allowance for Credit Losses of Receivables From Users (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Contract with Customer, Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 20	$ 18	$ 18	$ 40
Provision for credit losses	4	9	19	28
Write-offs	(7)	(9)	(20)	(50)
Ending balance	$ 17	$ 18	$ 17	$ 18