Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended
Dec. 31, 2023	Jan. 01, 2023	Oct. 01, 2023
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 177,815		$ 177,477
Accumulated depreciation	(102,844)		(102,645)
Property and equipment, net	74,971		74,832
Depreciation expense related to property and equipment	7,000	$ 3,200
Equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	136,873		132,744
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 40,942		$ 44,733

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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