ACQUISITIONS - Narrative (Details) - USD ($) $ in Millions			3 Months Ended			4 Months Ended
	Dec. 04, 2025	Jul. 17, 2025	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025	Mar. 31, 2026
Business Combination [Line Items]
Acquisition of businesses, net of cash acquired			$ 0.4		$ 0.0
Contingent consideration			177.3	$ 144.1		$ 177.3
Other operating expense (income)			31.8		$ (0.2)
Unobservable inputs (Level 3)
Business Combination [Line Items]
Contingent consideration			177.3	144.1		177.3
Customer relationships
Business Combination [Line Items]
Weighted average useful life (in years)	8 years 8 months 15 days
Purge Rite Intermediate, LLC
Business Combination [Line Items]
Total consideration	$ 1,138.3
Cash acquired from acquisition	14.4
Payments to acquire businesses	1,152.7
Acquisition of businesses, net of cash acquired	1,003.5
Contingent consideration transferred	139.2
Other adjustments	10.0
Additional cash consideration	250.0
Contingent consideration			177.3			177.3
Other operating expense (income)			33.2
Other intangible assets	$ 445.2		445.2			445.2
Adjustments, Goodwill						$ 0.9
Purge Rite Intermediate, LLC | Customer relationships
Business Combination [Line Items]
Weighted average useful life (in years)	9 years 6 months
Great Lakes
Business Combination [Line Items]
Total consideration		$ 203.5
Other intangible assets		107.6
Other assets		30.7
Tax-deductible goodwill		$ 65.2
Preliminary valuation adjustment, other net assets				(1.1)
Adjustments, Goodwill			$ (0.5)	$ 1.1
Initial useful lives		9 years 9 months 25 days
Great Lakes | Minimum
Business Combination [Line Items]
Initial useful lives		5 years
Great Lakes | Maximum
Business Combination [Line Items]
Initial useful lives		10 years