SUPPLEMENTAL FINANCIAL INFORMATION - Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Allowance for Doubtful Accounts Receivable [Roll Forward]
Balance at beginning of period	$ 71	$ 67	$ 71	$ 62
Charged to costs and expenses	(3)	4	(3)	4
Write-offs	0	(3)	(3)	(6)
Currency translation adjustments	1	(3)	4	5
Balance at end of period	$ 69	$ 65	$ 69	$ 65