GOODWILL AND INTANGIBLE ASSETS (Tables)

6 Months Ended

Mar. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in the Carrying Amount of Goodwill by Reporting Segment

Goodwill consists of the following:

(in millions)	GPC		H&G		Total
As of September 30, 2023	$	512.1	$	342.6	$	854.7
Foreign currency impact	3.6		—		3.6
As of March 31, 2024	$	515.7	$	342.6	$	858.3

Schedule of Carrying Value and Accumulated Amortization for Intangible Assets

The carrying value and accumulated amortization of intangible assets are as follows:

	March 31, 2024						September 30, 2023
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net		Gross Carrying Amount		Accumulated Amortization		Net
Amortizable intangible assets:
Customer relationships	$	637.5	$	(431.9)	$	205.6	$	635.0	$	(412.9)	$	222.1
Technology assets	75.3		(38.5)		36.8		75.3		(35.9)		39.4
Tradenames	28.8		(9.7)		19.1		27.6		(7.4)		20.2
Total amortizable intangible assets	741.6		(480.1)		261.5		737.9		(456.2)		281.7
Indefinite-lived intangible assets – tradenames	740.8		—		740.8		778.4		—		778.4
Total Intangible Assets	$	1,482.4	$	(480.1)	$	1,002.3	$	1,516.3	$	(456.2)	$	1,060.1

Schedule of Future Amortization Expense

Excluding the impact of any future acquisitions, dispositions or changes in foreign currency, the Company estimates annual amortization expense of intangible assets for the next five fiscal years will be as follows:

(in millions)	Amortization
2024	$	44.4
2025	41.3
2026	39.7
2027	39.7
2028	37.9