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Note 5 - Summary of Share-based Compensation Expense (Benefit) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 28, 2020 | Mar. 30, 2019 | Mar. 28, 2020 | Mar. 30, 2019
Share-based compensation expense | $ 514 | $ 550 | $ 1,681 | $ 1,248
The above compensation is net of tax benefits | 620 | 410 | 751 | 683
Share-based Payment Arrangement, Option [Member] |  |  |  |
Share-based compensation expense | 412 | 449 | 1,377 | 1,078
Stock Purchase Plan [Member] |  |  |  |
Share-based compensation expense | 69 | 68 | 271 | 137
Director Stock Award [Member] |  |  |  |
Share-based compensation expense | $ 33 | $ 33 | $ 33 | $ 33

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + 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 + Details
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