Other Intangible Assets and Goodwill (Tables)

6 Months Ended

Mar. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Indefinite-Lived Intangible Assets

(in millions)	Mar 31, 2024		Oct 1, 2023
Trade names, trademarks and patents	$	79.5	$	79.4

Finite-Lived Intangible Assets

	Mar 31, 2024						Oct 1, 2023
(in millions)	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Acquired and reacquired rights	$	962.0	$	(962.0)	$	—	$	957.6	$	(957.6)	$	—
Acquired trade secrets and processes	27.6		(27.6)		—		27.6		(27.6)		—
Trade names, trademarks and patents	130.3		(100.6)		29.7		131.0		(91.9)		39.1
Licensing agreements	12.9		(11.4)		1.5		13.0		(11.0)		2.0
Other finite-lived intangible assets	20.3		(20.3)		—		20.1		(20.1)		—
Total finite-lived intangible assets	$	1,153.1	$	(1,121.9)	$	31.2	$	1,149.3	$	(1,108.2)	$	41.1

Estimated Future Amortization Expense

Estimated future amortization expense as of March 31, 2024 (in millions):

Fiscal Year	Total
2024 (excluding the two quarters ended March 31, 2024)	$	9.9
2025	14.0
2026	2.1
2027	1.8
2028	1.2
Thereafter	2.2
Total estimated future amortization expense	$	31.2

Changed in Carrying Amount of Goodwill by Reportable Operating Segment

Changes in the carrying amount of goodwill by reportable operating segment (in millions):

	North America		International		Channel Development		Corporate and Other		Total
Goodwill balance at October 1, 2023	$	491.5	$	2,691.1	$	34.7	$	1.0	$	3,218.3
Other(1)	(0.1)		11.1		—		—		11.0
Goodwill balance at March 31, 2024	$	491.4	$	2,702.2	$	34.7	$	1.0	$	3,229.3

(1)“Other” consists of changes in the goodwill balance resulting from foreign currency translation.