Goodwill And Intangible Assets (Tables)

6 Months Ended

Mar. 31, 2019

Goodwill And Intangible Assets [Abstract]

Changes In The Carrying Amount Of Goodwill By Reporting Segment

(in millions)	HHI		PET		H&G		HPC		Total
As of September 30, 2018	$	704.3	$	435.9	$	196.5	$	118.0	$	1,454.7
Foreign currency impact		(2.6)		(2.9)		—		0.1		(5.4)
As of March 31, 2019	$	701.7	$	433.0	$	196.5	$	118.1	$	1,449.3

Schedule Of Carrying Value And Accumulated Amortization For Intangible Assets

	March 31, 2019						September 30, 2018
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Customer relationships	$	697.9	$	(312.4)	$	385.5	$	701.3	$	(275.3)	$	426.0
Technology assets		181.3		(84.9)		96.4		181.5		(78.2)		103.3
Tradenames		153.2		(111.6)		41.6		153.2		(105.1)		48.1
Total	$	1,032.4	$	(508.9)	$	523.5	$	1,036.0	$	(458.6)	$	577.4

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

Asset Type	Range	Weighted Average
Customer relationships	5 - 20 years	18.5 years
Technology assets	5 - 18 years	12.1 years
Tradenames	6 - 12 years	11.9 years

Schedule Of Future Amortization Expense

(in millions)	Amortization
2019	$	67.6
2020		67.4
2021		65.0
2022		56.2
2023		45.7