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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Amount of assets held-for-sale that are not part of a disposal group.

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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 of gain (loss) on sale or disposal of property, plant and equipment assets, including oil and gas property and timber property.

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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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Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended				12 Months Ended
Property and Equipment (Details) - USD ($) $ in Thousands	Sep. 27, 2020	Jun. 28, 2020	Mar. 29, 2020	Dec. 29, 2019	Sep. 27, 2020	Sep. 29, 2019	Sep. 30, 2018
Property and Equipment
Property and equipment, gross	$ 125,511				$ 125,511	$ 149,904
Accumulated depreciation	(90,004)				(90,004)	(110,463)
Property and equipment, net	35,507				35,507	39,441
Depreciation expense related to property and equipment					13,000	17,300	$ 19,600
Assets held-for-sale						5,400
Gain on sale of property and equipment	1,000	$ 4,500	$ 2,200	$ 800	8,500
Equipment, furniture and fixtures
Property and Equipment
Property and equipment, gross	90,942				90,942	114,652
Leasehold improvements
Property and Equipment
Property and equipment, gross	34,382				34,382	34,881
Land and buildings
Property and Equipment
Property and equipment, gross	$ 187				$ 187	$ 371