SEGMENT INFORMATION - Summary of Financial Information for Our Segments (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Segment Reporting Information [Line Items]
Net sales	$ 3,592	$ 3,513
United States
Segment Reporting Information [Line Items]
Net sales	1,659	1,667
International
Segment Reporting Information [Line Items]
Net sales	1,933	1,846
BPS | Revision of Prior Period, Adjustment
Segment Reporting Information [Line Items]
Net sales		(2)
Other | Revision of Prior Period, Adjustment
Segment Reporting Information [Line Items]
Net sales		2
Operating Segments | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	1,229	1,157
Operating Segments | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	667	731
Operating Segments | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	578	523
Operating Segments | Kidney Care
Segment Reporting Information [Line Items]
Net sales	1,102	1,072
Operating Segments | United States | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	673	658
Operating Segments | United States | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	473	519
Operating Segments | United States | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	191	173
Operating Segments | United States | Kidney Care
Segment Reporting Information [Line Items]
Net sales	311	293
Operating Segments | International | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	556	499
Operating Segments | International | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	194	212
Operating Segments | International | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	387	350
Operating Segments | International | Kidney Care
Segment Reporting Information [Line Items]
Net sales	791	779
Operating Segments | Infusion Therapies and Technologies | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	966	911
Operating Segments | Infusion Therapies and Technologies | United States | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	526	514
Operating Segments | Infusion Therapies and Technologies | International | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	440	397
Operating Segments | Advanced Surgery | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	263	246
Operating Segments | Advanced Surgery | United States | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	147	144
Operating Segments | Advanced Surgery | International | Medical Products and Therapies
Segment Reporting Information [Line Items]
Net sales	116	102
Operating Segments | Care and Connectivity Solutions | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	402	429
Operating Segments | Care and Connectivity Solutions | United States | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	278	298
Operating Segments | Care and Connectivity Solutions | International | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	124	131
Operating Segments | Front Line Care | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	265	302
Operating Segments | Front Line Care | United States | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	195	221
Operating Segments | Front Line Care | International | Healthcare Systems and Technologies
Segment Reporting Information [Line Items]
Net sales	70	81
Operating Segments | Injectables and Anesthesia | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	328	305
Operating Segments | Injectables and Anesthesia | United States | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	191	173
Operating Segments | Injectables and Anesthesia | International | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	137	132
Operating Segments | Drug Compounding | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	250	218
Operating Segments | Drug Compounding | United States | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	0	0
Operating Segments | Drug Compounding | International | Pharmaceuticals
Segment Reporting Information [Line Items]
Net sales	250	218
Operating Segments | Chronic Renal | Revision of Prior Period, Reclassification, Adjustment
Segment Reporting Information [Line Items]
Net sales		(8)
Operating Segments | Chronic Renal | Kidney Care
Segment Reporting Information [Line Items]
Net sales	888	884
Operating Segments | Chronic Renal | United States | Kidney Care
Segment Reporting Information [Line Items]
Net sales	226	229
Operating Segments | Chronic Renal | International | Kidney Care
Segment Reporting Information [Line Items]
Net sales	662	655
Operating Segments | Acute Therapies | Revision of Prior Period, Reclassification, Adjustment
Segment Reporting Information [Line Items]
Net sales		8
Operating Segments | Acute Therapies | Kidney Care
Segment Reporting Information [Line Items]
Net sales	214	188
Operating Segments | Acute Therapies | United States | Kidney Care
Segment Reporting Information [Line Items]
Net sales	85	64
Operating Segments | Acute Therapies | International | Kidney Care
Segment Reporting Information [Line Items]
Net sales	129	124
Other
Segment Reporting Information [Line Items]
Net sales	16	30
Other | United States
Segment Reporting Information [Line Items]
Net sales	11	24
Other | International
Segment Reporting Information [Line Items]
Net sales	$ 5	$ 6