Note 7 - Long-Term Debt (Details) (USD $)	0 Months Ended		1 Months Ended	12 Months Ended
	Feb. 06, 2012	Dec. 12, 2011	Nov. 19, 2010	Sep. 28, 2013	Sep. 29, 2012	Oct. 01, 2011	Feb. 05, 2012
Note 7 - Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 100,000,000						$ 75,000,000
Line of Credit Facility, Expiration Date	Jun. 02, 2016
Line of Credit Facility, Current Borrowing Capacity				100,000,000
Line of Credit Facility, Amount Outstanding					11,500,000
Line of Credit Facility, Interest Rate Description				Interest rates on the Credit Facility are based upon (1) an index rate that is established at the highest of the prime rate, 0.50% plus the federal funds rate or the LIBOR rate plus the excess of the then-applicable margin for LIBOR loans over the then-applicable margin for index rate loans, or (2) at the election of the Company, a LIBOR rate, plus in either case, an applicable interest rate margin
Debt Instrument, Interest Rate, Increase (Decrease)				2.00%
Line of Credit Facility, Covenant Terms				The Company is required to maintain a fixed charge coverage ratio of not less than 1.10 at the end of each fiscal quarter for the twelve-month period then ended when the amount of liquidity on the Credit Facility is less than $13.5 million
Line of Credit Facility, Covenant Compliance				As of September 28, 2013, the Company was in compliance with all of the financial and negative covenants under the Credit Facility and there have not been any events of default
Amortization of Financing Costs				102,000	97,000	81,000
Accumulated Amortization, Deferred Finance Costs				4,300,000	4,200,000
Debt Instrument, Face Amount			13,500,000
Debt Instrument, Frequency of Periodic Payment			five
Debt Instrument, Interest Rate, Stated Percentage			6.00%
Early Repayment of Subordinated Debt		12,400,000
Gains (Losses) on Extinguishment of Debt					425,000
Index Rate Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Interest Rate at Period End				0.50%
LIBOR Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Interest Rate at Period End				1.50%
Revolving Credit Facility [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Line of Credit Facility, Remaining Borrowing Capacity				72,800,000
Letter of Credit [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Letters of Credit Outstanding, Amount				$ 1,500,000
Minimum [Member] | Index Rate Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Debt Instrument, Basis Spread on Variable Rate				0.50%
Minimum [Member] | LIBOR Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Debt Instrument, Basis Spread on Variable Rate				1.50%
Maximum [Member] | Index Rate Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Debt Instrument, Basis Spread on Variable Rate				(1.25%)
Maximum [Member] | LIBOR Loans [Member]
Note 7 - Long-Term Debt (Details) [Line Items]
Debt Instrument, Basis Spread on Variable Rate				(2.50%)