| 
           Property and Equipment (Detail Textual) (USD $) 
        In Thousands, unless otherwise specified  | 
        12 Months Ended | |
|---|---|---|
| 
           Sep. 29, 2013 
         | 
        
           Sep. 30, 2012 
         | 
      |
| Property, Plant and Equipment [Abstract] | ||
| Depreciation expense included in cost of goods sold | $ 19 | $ 106 | 
| Depreciation expense included in general and administrative expense | 50 | 59 | 
| Additional depreciation expense related to changes in book values | $ 101 | |
| X | ||||||||||
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- Definition 
          Represents the additional depreciation related to changes in net book values and estimated remaining lives. No definition available. 
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| X | ||||||||||
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- Definition 
          Represents the depreciation included in general and administrative expense. No definition available. 
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| X | ||||||||||
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- Definition 
          The expense recognized in the current period that allocates the cost of a tangible asset over the asset's useful life. This element applies only to an asset used in the production of goods sold. Reference 1: http://www.xbrl.org/2003/role/presentationRef 
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| X | ||||||||||
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- Details 
          
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