Balance Sheet Components - Finite-lived intangible assets, future amortization expense (Details) - USD ($) $ in Thousands	9 Months Ended
Jul. 01, 2023	Oct. 01, 2022
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	$ 31,931
Accumulated Amortization	(10,208)
Foreign Currency Translation Gains (Losses)	2
Net Carrying Value	21,725
In-process research and development not subject to amortization, Foreign Currency Transaction Gains (Losses)	256
In-process research and development not subject to amortization, Net	72,013	$ 64,680
Intangible assets, gross carrying amount (excluding goodwill)	103,690
Intangible assets, net carrying value (excluding goodwill)	$ 93,738
Weighted-Average Remaining Life	5 years 10 days
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of fiscal 2023	$ 1,493
2024	5,969
2025	3,371
2026	3,042
2027	3,026
2028 and there after	4,824
Net Carrying Value	21,725
Trade name
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	451
Accumulated Amortization	(94)
Foreign Currency Translation Gains (Losses)	2
Net Carrying Value	$ 359
Weighted-Average Remaining Life	4 years 9 months
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	$ 359
In-process research and development not subject to amortization
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived intangible assets (excluding goodwill)	71,759
In-process research and development not subject to amortization, Foreign Currency Transaction Gains (Losses)	254
In-process research and development not subject to amortization, Net	72,013
Technology
Finite-Lived Intangible Assets [Line Items]
Gross Carrying Amount	31,480
Accumulated Amortization	(10,114)
Foreign Currency Translation Gains (Losses)
Net Carrying Value	$ 21,366
Weighted-Average Remaining Life	5 years 10 days
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Net Carrying Value	$ 21,366

Finite-Lived Intangible Asset, Expected Amortization, After Year Four

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Finite lived intangible assets gross excluding goodwill, foreign currency translation gains (losses).

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Indefinite lived intangible assets excluding goodwill, foreign currency transaction gains (losses).

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Indefinite lived intangible assets excluding goodwill net.

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Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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 remainder of current fiscal year.

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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 fourth 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 third 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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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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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 after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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Amount before accumulated amortization of intangible assets, excluding goodwill.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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