Derivatives (Tables)

12 Months Ended

Sep. 30, 2019

Derivative Instruments and Hedging Activities Disclosures [Line Items]

Schedule Of Fair Value Of Outstanding Derivative Instruments

(in millions)	Line Item	2019		2018
Derivative Assets
Interest rate swaps - designated as hedge	Other receivables	$	—	$	1.8
Interest rate swaps - designated as hedge	Deferred charges and other		—		1.0
Foreign exchange contracts - designated as hedge	Other receivables		7.8		5.5
Foreign exchange contracts - designated as hedge	Deferred charges and other		0.5		0.2
Foreign exchange contracts - not designated as hedge	Other receivables		1.2		0.4
Total Derivative Assets		$	9.5	$	8.9
Derivative Liabilities
Commodity swaps - designated as hedge	Accounts payable	$	0.2	$	0.4
Interest rate swaps - designated as hedge	Accrued interest		—		(0.3)
Foreign exchange contracts - designated as hedge	Accounts payable		0.2		0.3
Foreign exchange contracts - designated as hedge	Other long term liabilities		—		0.2
Foreign exchange contracts - not designated as hedge	Accounts payable		1.9		0.2
Total Derivative Liabilities		$	2.3	$	0.8

Summary Of Impact Of Effective And Ineffective Portions Of Designated Hedges And Gain (Loss)

	Effective Portion
For the year ended						Reclassified to		Ineffective portion
September 30, 2019	Gain (Loss)		Reclassified to Continuing Operations			Discontinued		Continuing Operations			Discontinued
(in millions)	in OCI		Line Item	Gain (Loss)		Operations		Line Item	Gain (Loss)		Operations
Interest rate swaps	$	(0.6)	Interest expense	$	—	$	2.2	Interest expense	$	—	$	1.7
Commodity swaps		(1.1)	Cost of goods sold		(0.4)		(4.4)	Cost of goods sold		—		—
Net investment hedge		29.8	Other non-operating expense		—		—	Other non-operating expense		—		—
Foreign exchange contracts		(0.4)	Net sales		(0.2)		—	Net sales		—		—
Foreign exchange contracts		14.7	Cost of goods sold		11.7		0.5	Cost of goods sold		—		—
Total	$	42.4		$	11.1	$	(1.7)		$	—	$	1.7

	Effective Portion
For the year ended						Reclassified to		Ineffective portion
September 30, 2018	Gain (Loss)		Reclassified to Continuing Operations			Discontinued		Continuing Operations			Discontinued
(in millions)	in OCI		Line Item	Gain (Loss)		Operations		Line Item	Gain (Loss)		Operations
Interest rate swaps	$	4.0	Interest expense	$	—	$	1.1	Interest expense	$	—	$	1.2
Commodity swaps		(4.5)	Cost of goods sold		0.7		2.4	Cost of goods sold		—		—
Net investment hedge		6.2	Other non-operating expense		—		—	Other non-operating expense		—		—
Foreign exchange contracts		(0.1)	Net sales		0.1		—	Net sales		—		—
Foreign exchange contracts		10.8	Cost of goods sold		(9.3)		(1.9)	Cost of goods sold		—		—
Total	$	16.4		$	(8.5)	$	1.6		$	—	$	1.2

	Effective Portion
For the year ended						Reclassified to		Ineffective portion
September 30, 2017	Gain (Loss)		Reclassified to Continuing Operations			Discontinued		Continuing Operations			Discontinued
(in millions)	in OCI		Line Item	Gain (Loss)		Operations		Line Item	Gain (Loss)		Operations
Interest rate swaps	$	(0.7)	Interest expense	$	(1.3)	$	—	Interest expense	$	—	$	—
Commodity swaps		6.2	Cost of goods sold		0.7		4.7	Cost of goods sold		—		—
Net investment hedge		(24.0)	Other non-operating expense		—		—	Other non-operating expense		—		—
Foreign exchange contracts		0.4	Net sales		(0.1)		—	Net sales		—		—
Foreign exchange contracts		(13.5)	Cost of goods sold		6.4		0.4	Cost of goods sold		—		—
Total	$	(31.6)		$	5.7	$	5.1		$	—	$	—

Summary Of Impact Of Derivative Instruments

(in millions)	Line Item	2019		2018		2017
Foreign exchange contracts	Other non-operating expense (income)	$	47.3	$	(2.3)	$	0.8

Cash Flow Hedging [Member]

Derivative Instruments and Hedging Activities Disclosures [Line Items]

Schedule Of Interest Rate Swap Derivative Financial Instruments

	2019				2018
(in millions)	Notional Amount		Remaining Years		Notional Amount		Remaining Years
Interest rate swaps - fixed	$	—		—	$	300.0		1.6

Schedule Of Commodity Swap Contracts Outstanding

	2019				2018
(in millions, except notional)	Notional		Contract Value		Notional		Contract Value
Brass swap contracts		0.9 Tons	$	4.4		1.0 Tons	$	5.6