Significant Accounting Policies And Practices (Tables)

12 Months Ended

Sep. 30, 2019

Significant Accounting Policies And Practices [Abstract]

Useful Lives For Property, Plant And Equipment

Asset Type	Range
Buildings and improvements	20 - 40 years
Machinery and equipment	2 - 15 years

Schedule Of Range And Weighted Average Useful Lives For Definite-Lived Intangible Assets

Asset Type	Range	Weighted Average
Customer relationships	5 - 20 years	18.3 years
Technology assets	5 - 18 years	13.6 years
Tradenames	6 - 13 years	10.7 years

Summary Of Transactions Related Charges

(in millions)	2019		2018		2017
GBL post divestiture separation	$	9.5	$	—	$	—
HPC divestiture		7.3		14.9		—
HHI integration		0.9		6.0		5.9
GAC post divestiture separation		0.3		—		—
PetMatrix integration		—		4.9		4.5
Other integration		3.8		4.4		7.3
Total transaction-related charges	$	21.8	$	30.2	$	17.7