BUSINESS ACQUISITIONS (Details) - USD ($) $ in Millions			3 Months Ended			6 Months Ended
	Jun. 10, 2024	Feb. 12, 2024	Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Business Acquisition [Line Items]
Consideration						$ 248
Payment for contingent consideration						6
Prepayments to acquire businesses				$ 30		30
Goodwill acquired during the period						154
Cash paid for business acquisitions			$ 106		$ 579	248	$ 610
Goodwill			7,885	$ 7,733		7,885
Goodwill, expected tax deductible amount			154			154
Customer Relationships
Business Acquisition [Line Items]
Intangible assets			$ 95			$ 95
Lenco Diagnostics Laboratories, Inc.
Business Acquisition [Line Items]
Cash paid for business acquisitions		$ 111
Goodwill		75
Goodwill, expected tax deductible amount		75
Operating lease liabilities		7
Lenco Diagnostics Laboratories, Inc. | Customer Relationships
Business Acquisition [Line Items]
Intangible assets		$ 43
Intangible assets, useful life		15 years
PathAI Diagnostics
Business Acquisition [Line Items]
Cash paid for business acquisitions	$ 100
Goodwill	55
Goodwill, expected tax deductible amount	55
Finance lease assets	17
Finance lease liabilities	17
Operating lease right-of-use assets	17
Operating lease liabilities	17
Property, plant, and equipment	4
Inventories	2
PathAI Diagnostics | Customer Relationships
Business Acquisition [Line Items]
Intangible assets	$ 39
Intangible assets, useful life	15 years