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Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value (USD $)
In Thousands, unless otherwise specified
Sep. 27, 2014
Sep. 28, 2013
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets $ 2,253 $ 2,045
Large Cap Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 825 771
Large Cap Equities [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 825 771
Mid Cap Equity [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 166 165
Mid Cap Equity [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 166 165
Small Cap Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 187 174
Small Cap Equities [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 187 174
International Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 199 153
International Equities [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 199 153
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 855 739
Fixed Income Funds [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 855 739
Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 21 43
Cash and Cash Equivalents [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 21 43
Fair Value, Inputs, Level 1 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets 2,232 2,002
Fair Value, Inputs, Level 2 [Member]
    
Note 11 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan assets $ 21 $ 43