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DISCONTINUED OPERATIONS - Narrative (Details) - USD ($) $ in Millions			3 Months Ended		6 Months Ended	9 Months Ended
	Dec. 31, 2024	Sep. 29, 2023	Sep. 30, 2024	Sep. 30, 2023	Mar. 31, 2025	Sep. 30, 2024	Sep. 30, 2023
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction service agreement, period		24 months
Manufacturing and supply agreement, period		5 years
Separation costs			$ 69			$ 236
Forecast | Kidney Care Manufacturing and Supply Agreement
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction service agreement, period	10 years
Forecast | Kidney Care Transition Services Agreement
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Transaction service agreement, period	30 months
Discontinued Operations, Held-for-Sale | Kidney Care | Forecast
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture of businesses					$ 3,500
Discontinued Operations, Held-for-Sale | Kidney Care | Forecast | Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture of businesses, net of tax					3,150
Discontinued Operations, Held-for-Sale | Kidney Care | Forecast | Maximum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from divestiture of businesses, net of tax					$ 3,250
Discontinued Operations, Disposed of by Sale | BioPharma Solutions
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Separation costs				$ 8			$ 15
Discontinued Operations, Disposed of by Sale | Kidney Care
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Separation costs				$ 67			$ 108
Discontinued Operations, Disposed of by Sale | Kidney Care | Forecast
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Purchase price	$ 3,800

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The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-12

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