Income Taxes - Narrative (Details) - USD ($)	Sep. 28, 2025	Sep. 29, 2024
Income Tax Contingency [Line Items]
Unrecognized tax benefits that would impact effective tax rate	$ 2,100,000
Accrued interest related to unrecognized tax benefits	400,000	$ 500,000
Accrued penalties related to unrecognized tax benefits	0	0
Deferred tax asset	22,900,000	16,100,000
Valuation allowance	29,667,000	26,500,000
Operating loss carryforwards	23,771,000	25,267,000
State and Local Jurisdiction
Income Tax Contingency [Line Items]
Unrecognized tax benefits related to net operating loss	11,600,000	$ 11,400,000
State tax benefits in net operating loss carryforwards	41,600,000
Operating loss carryforwards, subject to expiration	40,600,000
Operating loss carryforwards, not subject to expiration	1,000,000
Operating loss carryforwards	$ 32,900,000

Amount of unrecognized tax benefits related to net operating loss.

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Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible interest carryforward.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-6

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are not subject to expiration dates.

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Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
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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 of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws.

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Amount of statutory penalties accrued for a tax position claimed or expected to be claimed by the entity, in its tax return.

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Amount of interest expense accrued for an underpayment of income taxes.

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The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
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