ACQUISITIONS AND DIVESTITURES - Narrative (Details) - USD ($) $ in Millions				12 Months Ended
	Dec. 27, 2021	Aug. 24, 2021	Apr. 01, 2019	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Sep. 30, 2022
Business Acquisition [Line Items]
Goodwill				$ 9,048.5	$ 9,152.0	$ 7,359.2
Gain on litigation resolution				0.0	$ 29.9	0.0
Therapy Physics Product Line | Revenue Benchmark | Business Line Concentration Risk
Business Acquisition [Line Items]
Concentration risk (as a percent)					1.00%
Therapy Physics Product Line | Assets, Total | Business Line Concentration Risk
Business Acquisition [Line Items]
Concentration risk (as a percent)					0.30%
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Therapy Physics Product Line
Business Acquisition [Line Items]
Consideration							$ 9.6
Pre-tax realized gain on sale				0.5
Provation
Business Acquisition [Line Items]
Total purchase price	$ 1,400.0
Goodwill	$ 972.0			972.0
Revenue of prior fiscal year						90.0
ServiceChannel
Business Acquisition [Line Items]
Total purchase price		$ 1,200.0
Goodwill		868.0		867.5
Revenue of prior fiscal year						$ 70.0
Deferred compensation consideration		$ 28.0
Provation and Service Channel Acquisition
Business Acquisition [Line Items]
Goodwill				1,839.5
Revenue from acquiree since acquisition date				262.7
Operating income (loss) since acquisition				42.8
Amortization of intangibles and integration and transaction costs attributable to acquiree				77.2
Pretax transaction and integration related costs related costs				$ 20.8
ASP
Business Acquisition [Line Items]
Total purchase price			$ 2,700.0
Litigation liability assumed			$ 26.0
Gain on litigation resolution					$ 26.0
Censis Technologies
Business Acquisition [Line Items]
Gain on litigation resolution					$ 3.9