Note 9 - Income Taxes - Components of Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Sep. 29, 2018	Sep. 30, 2017	Oct. 01, 2016
Federal	$ 8,265	$ 8,269	$ 17,075
State	906	848	1,434
Total current	9,171	9,117	18,509
Federal	(2,862)	2,455	396
State	55	48	140
Total deferred	(2,807)	2,503	536
Income taxes	$ 6,364	$ 11,620	$ 19,045
Effective income tax rate	14.90%	34.00%	33.80%

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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