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Schedule II-Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Sep. 30, 2023 | Oct. 01, 2022 | Oct. 02, 2021
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Beginning of period | $ 21,750 |  |
End of period | 21,483 | $ 21,750 |
Allowance for doubtful accounts [Member] |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Beginning of period | 0 | 687 | $ 968
Charged to Costs and Expenses | 49 | (245) | (248)
Other Additions | 0 | 0 | 0
Other Deductions | 0 | (442) | (33)
End of period | 49 | 0 | 687
Inventory reserve [Member] |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Beginning of period | 19,238 | 23,042 | 31,163
Charged to Costs and Expenses | 4,284 | (2,171) | (2,965)
Other Additions | 0 | 0 | 0
Other Deductions | (2,237) | (1,633) | (5,156)
End of period | 21,285 | 19,238 | 23,042
Valuation allowance for deferred taxes [Member] |  |  |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |  |  |
Beginning of period | 21,750 | 34,095 | 46,561
Charged to Costs and Expenses | 0 | 0 | 0
Other Additions | 0 | 0 | 0
Other Deductions | (267) | (12,345) | (12,466)
End of period | $ 21,483 | $ 21,750 | $ 34,095

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- Definition Amount of increase (decrease) in valuation and qualifying accounts and reserves from adjustment. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-4 + Details
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