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Note 2 - Summary of Significant Accounting Policies (Details) (USD $)
12 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 28, 2012
Sep. 29, 2012
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Depreciation $ 9,800,000 $ 9,700,000   $ 9,800,000
Interest Costs Capitalized 0 0 0  
Goodwill, Impairment Loss 0      
Asset Impairment Charges $ 0 $ 0   $ 0
Machinery and Equipment [Member] | Minimum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 3      
Machinery and Equipment [Member] | Maximum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 15      
Building [Member] | Minimum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 10      
Building [Member] | Maximum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 30      
Land Improvements [Member] | Minimum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 5      
Land Improvements [Member] | Maximum [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Property, Plant and Equipment, Estimated Useful Lives 15      
Computer Software, Intangible Asset [Member]
       
Note 2 - Summary of Significant Accounting Policies (Details) [Line Items]        
Finite-Lived Intangible Asset, Useful Life 5 years