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Note 5 - Income Taxes (Details Textual) - USD ($)	3 Months Ended		6 Months Ended
	Apr. 15, 2016	Apr. 17, 2015	Apr. 15, 2016	Apr. 17, 2015
Domestic Tax Authority [Member] | Earliest Tax Year [Member]
Open Tax Year			2012
Domestic Tax Authority [Member] | Latest Tax Year [Member]
Open Tax Year			2014
Domestic Tax Authority [Member]
Operating Loss Carryforwards	$ 0		$ 0
State and Local Jurisdiction [Member] | Earliest Tax Year [Member]
Open Tax Year			2011
State and Local Jurisdiction [Member] | Latest Tax Year [Member]
Open Tax Year			2014
State and Local Jurisdiction [Member]
Operating Loss Carryforwards	$ 0		$ 0
Effective Income Tax Rate Reconciliation, Percent	39.60%
Income Tax Expense (Benefit)	$ 979,000	$ 0	$ 2,208,000	$ 0
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	37.70%

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 13
-URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32698-109319

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Tax year that remains open to examination under enacted tax laws, in CCYY format.

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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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