REVENUES - Contract Assets and Contract Liabilities (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022	Dec. 31, 2021
Revenue From Contract With Customer [Line Items]
Contract assets	$ 223	$ 223	$ 195
Contract liabilities	233	233	246
Revenue From Contract With Customer [Roll Forward]
Balance at beginning of period		246
New revenue deferrals		282
Revenue recognized upon satisfaction of performance obligations		(290)
Currency translation	(5)
Balance at end of period	233	233
Prepaid expenses and other current assets
Revenue From Contract With Customer [Line Items]
Contract assets	102	102	84
Other non-current assets
Revenue From Contract With Customer [Line Items]
Contract assets	121	121	111
Accrued expenses and other current liabilities
Revenue From Contract With Customer [Line Items]
Contract liabilities	153	153	162
Revenue From Contract With Customer [Roll Forward]
Balance at beginning of period		162
Balance at end of period	153	153
Other non-current liabilities
Revenue From Contract With Customer [Line Items]
Contract liabilities	80	80	84
Revenue From Contract With Customer [Roll Forward]
Balance at beginning of period		84
Balance at end of period	80	80
Contract manufacturing services
Revenue From Contract With Customer [Line Items]
Contract assets	62	62	50
Software sales
Revenue From Contract With Customer [Line Items]
Contract assets	41	41	45
Bundled equipment and consumable medical products contracts
Revenue From Contract With Customer [Line Items]
Contract assets	$ 120	$ 120	$ 100