SUPPLEMENTAL FINANCIAL INFORMATION - Allowance for Doubtful Accounts (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Balance at beginning of period	$ 71	$ 62	$ 50
Charged (released) to costs and expenses	(6)	7	7
Write-offs	(5)	(8)	(4)
Currency translation adjustments	3	10	9
Balance at end of period	$ 63	$ 71	$ 62