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Disposition - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended		12 Months Ended
	Sep. 29, 2023	Sep. 30, 2023	Jul. 01, 2023	Sep. 28, 2024	Sep. 30, 2023	Sep. 24, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment of intangible assets and equipment			$ 186.9	$ 5.6	$ 44.3	$ 27.7
Disposed of by Sale | SSI Ultrasound Imaging Business
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sales price	$ 1.9
Cash divested from deconsolidation	33.2
Impairment of intangible assets and equipment		$ 51.7
Valuation allowance	$ 50.6	$ 50.6			$ 50.6

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Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-SubTopic 10
-Topic 230
-Publisher FASB
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Reduction in cash due to no longer including the former subsidiary's cash in the consolidated entity's cash.

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