| 
       Commitments and Contingencies (Details Textuals) (USD $) 
    In Thousands  | 
    3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
| 
       Jul. 01, 2012 
     | 
    
       Jul. 03, 2011 
     | 
    
       Jul. 01, 2012 
     | 
    
       Jul. 03, 2011 
     | 
  |
| Operating Leases, Rent Expense | $ 73 | $ 74 | $ 213 | $ 219 | 
| Manufacturing and Office Equipment Expenses | 3 | 6 | 10 | 26 | 
| Total Value Of Rent Abatement | 134 | |||
| Deferred Rent Expense Amortized Per Month | 2 | 2 | 2 | 2 | 
| Deferred Rent Credit, Current | 74 | 98 | 74 | 98 | 
| Payments For Rent | $ 19 | |||
| X | ||||||||||
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         - Definition 
      Deferred rent expenses amortized per month. 
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         - Definition 
      Expenses incurred for manufacturing and office equipment. 
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         - Definition 
      Total value of rent abatement. 
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         - Details 
      
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         - Details 
      
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         - Details 
      
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