REVENUE - Activity in Uncollectable Accounts (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jun. 30, 2023	Dec. 31, 2022
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance	$ 137	$ 159
Provision for expected credit losses	(12)	59
Charged to other accounts	18	62
Write-offs	(58)	(143)
Ending balance	85	137
Deferred (refunded to customer) for recovery	$ (13)	$ 11