GOODWILL AND OTHER INTANGIBLE ASSETS (Details) $ in Millions	3 Months Ended		6 Months Ended				12 Months Ended
	Jun. 30, 2025 USD ($) item	Jun. 30, 2024 USD ($)	Jun. 30, 2025 USD ($)	Jun. 30, 2025 USD ($) segment	Jun. 30, 2025 USD ($) item	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Changes in the carrying amount of goodwill for each of the company's reportable segments
Number of reporting units | item	7
Impairment of goodwill	$ 0.0
Changes in the carrying amount of goodwill
Beginning goodwill			$ 7,907.3
Goodwill revised							$ 7,907.3
Prior year business combinations			1.0
Effect of foreign currency translation			138.9
Ending goodwill	8,047.2		8,047.2				7,907.3
Impairment of indefinite life intangible asset			0.0
Carrying Amount	1,200.0		1,200.0	$ 1,200.0	$ 1,200.0
Number of operating units				7	7
Future estimated amortization expense related to amortizable other identifiable intangible assets
Estimated expense for the remaining nine-month period	150.1		150.1	$ 150.1	$ 150.1
Total amortization expense related to other intangible assets	75.0	$ 75.1	149.9			$ 152.9
Global Institutional and Specialty
Changes in the carrying amount of goodwill
Beginning goodwill			613.2
Goodwill revised							1,024.3
Segment changes/Transferred to held for sale							411.1
Effect of foreign currency translation			13.4
Ending goodwill	1,037.7		1,037.7				613.2
Global Life Sciences
Changes in the carrying amount of goodwill
Beginning goodwill			2,819.8
Goodwill revised							2,408.7
Segment changes/Transferred to held for sale							(411.1)
Effect of foreign currency translation			64.0
Ending goodwill	2,472.7		2,472.7				2,819.8
Global Pest Elimination
Changes in the carrying amount of goodwill
Beginning goodwill			169.4
Goodwill revised							169.4
Prior year business combinations			0.1
Effect of foreign currency translation			1.9
Ending goodwill	171.4		171.4				169.4
Global Water
Changes in the carrying amount of goodwill
Beginning goodwill			4,304.9
Goodwill revised							4,304.9
Prior year business combinations			0.9
Effect of foreign currency translation			59.6
Ending goodwill	$ 4,365.4		$ 4,365.4				$ 4,304.9