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Note A - Summary of Significant Accounting Policies - Recognized Share-based Compensation (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 25, 2021	Sep. 26, 2020	Sep. 28, 2019
Share-based compensation expense	$ 2,975	$ 3,330	$ 2,199
The above compensation is net of tax benefits	1,224	1,265	2,030
Share-based Payment Arrangement, Option [Member]
Share-based compensation expense	2,265	2,874	1,743
Stock Purchase Plan [Member]
Share-based compensation expense	573	390	390
Stock Issued to Outside Directors [Member]
Share-based compensation expense	44	66	66
Restricted Stock [Member]
Share-based compensation expense	$ 93	$ 0	$ 0

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+ References

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)(i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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