Financial Instruments (Tables)

12 Months Ended

Sep. 30, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of the Fair Value and Balance Sheet Location of Outstanding Derivatives

The tables below summarize the fair values of our derivatives not designated as hedging instruments and balance sheet location of these outstanding derivatives:

	September 30, 2018
	Balance Sheet Location	Amount		Balance Sheet Location	Amount
(In millions)
Forward exchange contracts	Other current assets	$	0.4	Payables and accrued liabilities	$	—

Summary of Gain or Loss Related to Forward Contract Cash Flow Hedges and Forward Contracts Not Designated as Hedging Instrument

The table below summarizes the gain or loss related to our forward contracts:

	Year Ended September 30, 2018		Year Ended September 30, 2017
(In millions)
Forward Exchange Contracts, net of tax:
Net loss recognized in other (income) expense, net(A)	$	0.4	$	2.2