GOODWILL AND INTANGIBLE ASSETS - ADDITIONAL INFORMATION (Details) $ in Millions		3 Months Ended	6 Months Ended	9 Months Ended
	Apr. 01, 2025 year reporting_unit	Sep. 30, 2025 USD ($)	Jun. 30, 2025 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Goodwill [Line Items]
Number of reporting units tested for goodwill impairment | reporting_unit	2
Indefinite-lived intangible asset impairment			$ 79	$ 88	$ 6
Goodwill asset impairment				409	$ 504
Goodwill		$ 1,270		1,270		$ 1,597
Indefinite-lived intangible assets (excluding goodwill)		$ 291		291		337
Naming Rights
Goodwill [Line Items]
Finite-lived intangible assets acquired, amount				$ 14
Intangible assets, amortization period		15 years		15 years
Connected Technology Solutions
Goodwill [Line Items]
Indefinite-lived intangible asset impairment		$ 4	64
Goodwill asset impairment				$ 0
Goodwill		0		0		0
Indefinite-lived intangible assets (excluding goodwill)		105		105
Orthodontic and Implant Solutions
Goodwill [Line Items]
Indefinite-lived intangible asset impairment		5
Goodwill asset impairment				409
Goodwill		123		123		$ 503
Indefinite-lived intangible assets (excluding goodwill)		90		90
Implants & Prosthetics Reporting Unit
Goodwill [Line Items]
Indefinite-lived intangible asset impairment			15
Goodwill asset impairment		253	$ 156
Goodwill		$ 123		$ 123
Unimpaired Reporting Unit
Goodwill [Line Items]
Goodwill impairment, sensitivity analysis, hypothetical increase in discount rate				0.0050
Measurement Input, Perpetual Growth Rate | Implants & Prosthetics Reporting Unit
Goodwill [Line Items]
Goodwill, measurement input | year	10
Measurement Input, Perpetual Growth Rate | Orthodontic Aligner Solutions Reporting Unit
Goodwill [Line Items]
Goodwill, measurement input | year	10
Measurement Input, Discount Rate | Minimum
Goodwill [Line Items]
Discount rate	0.110
Measurement Input, Discount Rate | Maximum
Goodwill [Line Items]
Discount rate	0.150
Measurement Input, Discount Rate | Implants & Prosthetics Reporting Unit
Goodwill [Line Items]
Goodwill, measurement input	0.125
Measurement Input, Discount Rate | Orthodontic Aligner Solutions Reporting Unit
Goodwill [Line Items]
Goodwill, measurement input	0.125