Basis Of Presentation And Significant Accounting Policies (Tables)

9 Months Ended

Jun. 30, 2019

Basis Of Presentation And Significant Accounting Policies [Abstract]

Summary Of Transactions Related Charges

	Three Month Periods Ended				Nine Month Periods Ended
(in millions)	June 30, 2019		June 30, 2018		June 30, 2019		June 30, 2018
HHI integration	$	—	$	0.9	$	0.9	$	5.5
PetMatrix integration		—		0.8		—		4.5
HPC divestiture		0.6		2.4		6.1		7.8
GBL post divestiture separation		3.3		—		5.8		—
GAC post divestiture separation		—		—		0.4		—
Other integration		0.9		1.4		3.2		2.6
Total transaction-related charges	$	4.8	$	5.5	$	16.4	$	20.4