Summary of Significant Accounting Policies - Textual (Details)	12 Months Ended
	Sep. 30, 2023 USD ($) Segment	Oct. 01, 2022 USD ($)	Oct. 02, 2021 USD ($)
Product Warranty Liability [Line Items]
Gain (loss) in related to purchase commitments	$ (14,700,000)	$ (12,000,000)
Capitalized costs	18,000,000	21,700,000
Amortization expenses	3,700,000	1,900,000
Accumulated amortization	6,200,000	2,500,000
Impairment charges	$ 0	0	$ 0
Product warranty term	1 year
Employer contribution	$ 9,500,000	8,200,000	7,600,000
Number of operating segments | Segment	1
Term of option to extend	5 years
Termination option period	1 year
European Union | Minimum
Product Warranty Liability [Line Items]
Product warranty term	2 years
Sales and marketing
Product Warranty Liability [Line Items]
Advertising costs	$ 43,900,000	$ 66,600,000	$ 62,300,000
One vendor | Supplier concentration risk | Inventories
Product Warranty Liability [Line Items]
Concentration percentage	58.00%	57.00%	59.00%