FAIR VALUE MEASUREMENTS - Summary of Financial Instruments Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Assets
Foreign exchange contracts	$ 1
Available-for-sale debt securities	1	$ 1
Marketable equity securities	9	15
Total assets	11	16
Liabilities
Foreign exchange contracts	3	1
Contingent payments related to acquisitions	10	7
Indemnifications related to kidney care separation	43	53
Total liabilities	56	61
Quoted prices in active markets for identical assets (Level 1)
Assets
Foreign exchange contracts	0
Available-for-sale debt securities	0	0
Marketable equity securities	9	15
Total assets	9	15
Liabilities
Foreign exchange contracts	0	0
Contingent payments related to acquisitions	0	0
Indemnifications related to kidney care separation	0	0
Total liabilities	0	0
Significant other observable inputs (Level 2)
Assets
Foreign exchange contracts	1
Available-for-sale debt securities	0	0
Marketable equity securities	0	0
Total assets	1	0
Liabilities
Foreign exchange contracts	3	1
Contingent payments related to acquisitions	0	0
Indemnifications related to kidney care separation	0	0
Total liabilities	3	1
Significant unobservable inputs (Level 3)
Assets
Foreign exchange contracts	0
Available-for-sale debt securities	1	1
Marketable equity securities	0	0
Total assets	1	1
Liabilities
Foreign exchange contracts	0	0
Contingent payments related to acquisitions	10	7
Indemnifications related to kidney care separation	43	53
Total liabilities	$ 53	$ 60

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