SUPPLEMENTAL FINANCIAL INFORMATION - Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance at beginning of period	$ 66	$ 56	$ 71	$ 62
Charged to costs and expenses	4	1	0	0
Write-offs	(1)	0	(3)	(3)
Currency translation adjustments	2	10	3	8
Balance at end of period	$ 71	$ 67	$ 71	$ 67