GOODWILL AND INTANGIBLES - Schedule of Carrying Value and Accumulated Amortization for Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2024	Sep. 30, 2023
Amortizable intangible assets
Gross Carrying Amount	$ 745.0	$ 737.9
Accumulated Amortization	(504.2)	(456.2)
Net	240.8	281.7
Total Intangible Assets, Gross Carrying Amount	1,494.6	1,516.3
Total Intangible Assets, Net	990.4	1,060.1
Tradenames
Amortizable intangible assets
Gross Carrying Amount	749.6	778.4
Net	749.6	778.4
Customer relationships
Amortizable intangible assets
Gross Carrying Amount	641.8	635.0
Accumulated Amortization	(452.3)	(412.9)
Net	189.5	222.1
Technology assets
Amortizable intangible assets
Gross Carrying Amount	75.3	75.3
Accumulated Amortization	(41.0)	(35.9)
Net	34.3	39.4
Tradenames
Amortizable intangible assets
Gross Carrying Amount	27.9	27.6
Accumulated Amortization	(10.9)	(7.4)
Net	$ 17.0	$ 20.2