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Note 5 - Stock-Based Compensation (Details) - Compensation Expense and Excess Tax Benefits Associated with Stock Options (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 9 Months Ended
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Jun. 29, 2013 | Jun. 30, 2012 | Jun. 29, 2013 | Jun. 30, 2012
Note 5 - Stock-Based Compensation (Details) - Compensation Expense and Excess Tax Benefits Associated with Stock Options [Line Items] |  |  |  |
Excess tax deficiencies (benefits) | $ (114) | $ 11 | $ (445) | $ (120)
Employee Stock Option [Member] |  |  |  |
Note 5 - Stock-Based Compensation (Details) - Compensation Expense and Excess Tax Benefits Associated with Stock Options [Line Items] |  |  |  |
Compensation expense | $ 148 | $ 132 | $ 634 | $ 580

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- Definition Amount of increase (decrease) in additional paid in capital (APIC) resulting from a tax benefit (deficiency) associated with an share-based compensation plan other than an employee stock ownership plan (ESOP). + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -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=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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