Derivative Financial Instruments (Tables)

12 Months Ended

Sep. 30, 2020

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Derivative instruments in consolidated balance sheets

	September 30, 2020
Other current liabilities	$	4.6
Other liabilities	5.8
Total liabilities	$	10.4

Derivative instruments, loss (gain)

	Year Ended September 30, 2020
Mark-to-market adjustments	$	(0.2)
Cash settlements paid, net	1.8
Net loss amortized from accumulated OCI	1.2
Total net hedging losses	$	2.8