v3.25.3

Other Intangible Assets - Additional Information (Details) - USD ($) $ in Millions	12 Months Ended
	Sep. 27, 2025	Sep. 28, 2024	Sep. 30, 2023
Finite-Lived Intangible Assets [Line Items]
Impairment charge	$ 1.0	$ 12.8	$ 11.5
Useful life (in years)	5 years
Amortization expense for intangibles	$ 27.0	34.1	34.5
Intangible asset, expected amortization, year one	24.0
Intangible asset, expected amortization, year two	24.0
Intangible asset, expected amortization, year three	24.0
Intangible asset, expected amortization, year four	22.0
Intangible asset, expected amortization, year five	22.0
Pet Products Segment
Finite-Lived Intangible Assets [Line Items]
Impairment charge	$ 1.0	12.8	7.5
Garden Products Segment
Finite-Lived Intangible Assets [Line Items]
Impairment charge			$ 3.9
Minimum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	5 years
Maximum
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	25 years
Marketing-Related Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Other intangible assets, net		17.7
Marketing-Related Intangible Assets \| Weighted Average
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	8 years
Customer-Related Intangible Assets
Finite-Lived Intangible Assets [Line Items]
Other intangible assets, net		$ 5.3
Customer-Related Intangible Assets \| Weighted Average
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	10 years
Other Acquired Intangible Assets \| Weighted Average
Finite-Lived Intangible Assets [Line Items]
Useful life (in years)	7 years

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

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CENTRAL GARDEN & PET CO 10-K