GOODWILL AND INTANGIBLE ASSETS - COMPONENTS OF IDENTIFIABLE INTANGIBLE ASSETS (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	$ 5,058.4	$ 4,593.3
Accumulated Amortization	(1,716.4)	(1,469.7)
Net Carrying Amount	3,342.0	3,123.6
Customer Relationships [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		3,490.0
Accumulated Amortization		(1,169.7)
Net Carrying Amount		2,320.3
Patents, licenses and technology [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		520.4
Accumulated Amortization		(243.3)
Net Carrying Amount		277.1
Non-compete agreements [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		80.1
Accumulated Amortization		(46.8)
Net Carrying Amount		33.3
Trade names [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		16.4
Accumulated Amortization		(3.5)
Net Carrying Amount		12.9
Canadian licenses [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		468.7
Accumulated Amortization		0.0
Net Carrying Amount		468.7
Media Content
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount		5.1
Accumulated Amortization		(4.2)
Net Carrying Amount		0.9
Patents, licenses and technology [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	526.6
Accumulated Amortization	(273.3)
Net Carrying Amount	253.3
Customer Relationships [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	3,868.6
Accumulated Amortization	(1,367.2)
Net Carrying Amount	2,501.4
Use Rights [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	3.5	3.5
Accumulated Amortization	(2.7)	(2.2)
Net Carrying Amount	0.8	1.3
Trade names [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	16.4
Accumulated Amortization	(6.1)
Net Carrying Amount	10.3
Non-compete agreements [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	130.3
Accumulated Amortization	(60.4)
Net Carrying Amount	69.9
Canadian licenses [Member]
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	498.8
Accumulated Amortization	0.0
Net Carrying Amount	498.8
In Process Research and Development
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	9.1	9.1
Accumulated Amortization	(2.0)	0.0
Net Carrying Amount	7.1	$ 9.1
Media Content
Finite-Lived Intangible Assets [Abstract]
Gross Carrying Amount	5.1
Accumulated Amortization	(4.7)
Net Carrying Amount	$ 0.4