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Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value (USD $)
In Thousands, unless otherwise specified
Sep. 28, 2013
Sep. 29, 2012
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held $ 2,045 $ 1,739
Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 2,002 1,686
Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 43 53
Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0  
Large Cap Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 771 684
Large Cap Equities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held   0
Large Cap Equities [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held   0
Large Cap Equities [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 771 684
Mid Cap Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 165 155
Mid Cap Equities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Mid Cap Equities [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Mid Cap Equities [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 165 155
Small Cap Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 174 98
Small Cap Equities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Small Cap Equities [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Small Cap Equities [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 174 98
International Equities [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 153 103
International Equities [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
International Equities [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
International Equities [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 153 103
Fixed Income Funds [Member] | Fair Value, Inputs, Level 1 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 739 646
Fixed Income Funds [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Fixed Income Funds [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0 0
Fixed Income Funds [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 739 646
Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 2 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 43 53
Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 3 [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held 0  
Cash and Cash Equivalents [Member]
    
Note 10 - Employee Benefit Plans (Details) - Plan Assets Fair Value [Line Items]    
Plan Assets Held $ 43 $ 53