INCOME TAXES (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Income Tax Disclosure [Abstract]
Income tax expense	$ 5.9	$ 20.0	$ 64.8	$ 26.8
Period increase			38.0
Onshoring of intangible assets			$ 49.3