FAIR VALUE OF FINANCIAL INSTRUMENTS (Tables)

6 Months Ended

Mar. 31, 2024

Fair Value Disclosures [Abstract]

Schedule of Carrying Values and Fair Values for Financial Instruments

The carrying value and estimated fair value of financial instruments as of March 31, 2024 and September 30, 2023 according to the fair value hierarchy are as follows:

	March 31, 2024										September 30, 2023
(in millions)	Level 1		Level 2		Level 3		Fair Value		Carrying Amount		Level 1		Level 2		Level 3		Fair Value		Carrying Amount
Derivative Assets	$	—	$	3.4	$	—	$	3.4	$	3.4	$	—	$	3.3	$	—	$	3.3	$	3.3
Derivative Liabilities	—		17.8		—		17.8		17.8		—		9.0		—		9.0		9.0
Debt	—		1,368.1		—		1,368.1		1,383.4		—		1,418.6		—		1,418.6		1,555.5