Note J - Commitments (Details Textual)	12 Months Ended
Sep. 29, 2018 USD ($)	Sep. 30, 2017 USD ($)	Sep. 24, 2016 USD ($)
Operating Leases, Rent Expense, Total	$ 21,760,000	$ 20,354,000	$ 17,481,000
Accrued Insurance	9,200,000	8,100,000
Letters of Credit Outstanding, Amount	$ 9,275,000	8,675,000
Entity Number of Employees	1,700
Self Insurance Reserve	$ 2,058,000	$ 2,382,000

Number of persons employed by the Entity

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- Definition

Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
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- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

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- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

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- Definition

Carrying amount (including both current and noncurrent portions) of accrued known and estimated losses incurred as of the balance sheet date for which no insurance coverage exists, and for which a claim has been made or is probable of being asserted, typically arising from workmen's compensation-type of incidents and personal injury to nonemployees from accidents on the entity's property.

+ References

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