Note 10 - Income Taxes - Continuing Operations Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 01, 2016	Oct. 03, 2015	Sep. 27, 2014
Federal	$ 17,075	$ 10,149	$ 8,196
State	1,434	772	330
Total current	18,509	10,921	8,526
Federal	396	222	(323)
State	140	111	364
Total deferred	536	333	41
Income taxes	$ 19,045	$ 11,254	$ 8,567
Effective income tax rate	33.80%	34.10%	34.00%