v2.4.0.6
Share-Based Compensation (Details 1) (Restricted Stock [Member], USD $)
In Thousands, except Share data, unless otherwise specified
 9 Months Ended 12 Months Ended
Jun. 29, 2012
Sep. 30, 2011
Restricted Stock [Member]
    
Summary of restricted stock activity    
Number of shares, Issued and unvested - Beginning Balance 225,000  
Number of shares, Granted 14,000  
Number of shares, Vested (81,000)  
Number of shares, Canceled or expired (1,000)  
Number of shares, Issued and unvested - Ending Balance 157,000 225,000
Shares expected to vest - June 29, 2012 156,000  
Weighted Average Remaining Contractual Term (in years), Issued and unvested - Beginning Balance 2 years 2 months 12 days 2 years 3 months 18 days
Weighted Average Remaining Contractual Term (in years), Issued and unvested - Ending Balance 2 years 2 months 12 days 2 years 3 months 18 days
Weighted- Average Remaining Contractual Term (in years), Shares expected to vest - June 29, 2012 2 years 1 month 6 days  
Aggregate intrinsic value, Issued and unvested - Beginning Balance $ 3,485  
Aggregate intrinsic value, Issued and unvested - Ending Balance 2,913 3,485
Aggregate intrinsic value, Shares expected to vest - June 29, 2012 $ 2,884