Goodwill And Intangible Assets (Tables)

12 Months Ended

Sep. 30, 2018

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, 2016	$	702.8		299.8		196.5		118.2		1,317.3
PetMatrix acquisition		—		123.8		—		—		123.8
GloFish acquisition		—		11.2		—		—		11.2
Foreign currency impact		5.9		2.3		—		1.3		9.5
As of September 30, 2017	$	708.7		437.1		196.5		119.5		1,461.8
Foreign currency impact		(4.4)		(1.2)		—		(1.5)		(7.1)
As of September 30, 2018	$	704.3	$	435.9	$	196.5	$	118.0	$	1,454.7

Schedule Of Carrying Value And Accumulated Amortization For Intangible Assets

	2018						2017
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Customer relationships	$	701.3	$	(275.3)	$	426.0	$	705.5	$	(255.5)	$	450.0
Technology assets		181.5		(78.2)		103.3		181.4		(61.1)		120.3
Tradenames		153.2		(105.1)		48.1		165.8		(104.7)		61.1
Total	$	1,036.0	$	(458.6)	$	577.4	$	1,052.7	$	(421.3)	$	631.4

Schedule Of Future Amortization Expense

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