Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

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- Definition

Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Share Based Compensation (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unrecognized pre-tax compensation cost	$ 1.6		$ 1.6
SB/RH Holdings, LLC [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unrecognized pre-tax compensation cost	1.2		1.2
HRG [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unrecognized pre-tax compensation cost	0.3		0.3
Annual Management Incentive Compensation Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total share based compensation	$ 3.2	$ 1.9	6.4	$ 5.7
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total fair value vested			0.8
Stock Options [Member] \| HRG [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Intrinsic value of options exercised			21.5
Cash settlement			$ 19.9