ACQUISITION (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Dec. 31, 2021
Business Acquisition [Line Items]
Goodwill	$ 2,748.9	$ 2,815.7
Midwest- Based Regulated Waste Business
Business Acquisition [Line Items]
Purchase price consideration	42.8
Cash acquired	10.5
Promissory notes	21.3
Deferred compensation	11.0
Goodwill	23.7
Decrease in intangible assets	2.5
Increase in fixed assets	0.2
Increase in Goodwill	1.7
Midwest- Based Regulated Waste Business | Customer relationships
Business Acquisition [Line Items]
Finite-lived intangibles acquired	$ 17.5