Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details Textual)

v2.4.0.6
Income Taxes (Details Textual) (USD $)
 12 Months Ended
Sep. 29, 2012
Sep. 24, 2011
Sep. 25, 2010
Income Taxes (Additional Textual) [Abstract]      
State tax net operating losses $ 80,100,000    
Foreign losses 3,500,000    
Federal income tax credits 700,000    
State income tax credits 3,400,000    
State income tax credits expiring at various times beginning in 2012 through 2029 1,200,000    
State income tax credits not subject to expiration 2,200,000    
Valuation allowances 7,282,000 7,450,000  
Period of Uncertain tax positions as non-current income tax liabilities unless expected to be paid 1 year    
Accrued interest 100,000 0  
Penalties were accrued related to uncertain tax positions   0  
Unrecognized income tax benefits 262,000 282,000 485,000
Unrecognized tax benefit may be recognized within twelve months as a result of a settlement $ 200,000    
Maximum [Member]
      
Income Taxes (Textual) [Abstract]      
State tax net operating losses expiration year 2032    
State income tax credits expiration year 2029    
Federal income tax credits expiration year 2032    
Minimum [Member]
      
Income Taxes (Textual) [Abstract]      
State tax net operating losses expiration year 2012    
State income tax credits expiration year 2012    
Federal income tax credits expiration year 2022