Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity (Details 2)

v2.4.0.6
Shareholders' Equity (Details 2) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 29, 2012
Dec. 28, 2012
Oct. 21, 2009
Shareholders' Equity      
Options Outstanding 533    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 4 years 5 months 19 days    
Outstanding Options, Weighted Average Exercise Price $ 3.88    
Options Exercisable 526    
Options Exercisable, Weighted Average Exercise Price $ 3.88    
Outstanding Options, Aggregate Intrinsic Value $ 0    
Exercisable Options, Aggregate Intrinsic Value $ 0    
Closing stock price used for calculation of intrinsic value   $ 1.29 $ 1.97
5.05 to 6.41 [Member]
      
Shareholders' Equity      
Options Outstanding 169    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 2 years 6 months 26 days    
Outstanding Options, Weighted Average Exercise Price $ 5.40    
Options Exercisable 169    
Options Exercisable, Weighted Average Exercise Price $ 5.40    
Exercise price, minimum $ 5.05    
Exercise price, maximum $ 6.41    
3.55 to 4.69 [Member]
      
Shareholders' Equity      
Options Outstanding 191    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 6 years 8 months 19 days    
Outstanding Options, Weighted Average Exercise Price $ 4.01    
Options Exercisable 184    
Options Exercisable, Weighted Average Exercise Price $ 4.01    
Exercise price, minimum $ 3.55    
Exercise price, maximum $ 4.69    
2.22 to 2.80 [Member]
      
Shareholders' Equity      
Options Outstanding 138    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 3 years 3 months 11 days    
Outstanding Options, Weighted Average Exercise Price $ 2.35    
Options Exercisable 138    
Options Exercisable, Weighted Average Exercise Price $ 2.35    
Exercise price, minimum $ 2.22    
Exercise price, maximum $ 2.8    
1.87 [Member]
      
Shareholders' Equity      
Options Outstanding 35    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 5 years 11 months 12 days    
Outstanding Options, Weighted Average Exercise Price $ 1.87    
Options Exercisable 35    
Options Exercisable, Weighted Average Exercise Price $ 1.87    
Exercise price, minimum $ 1.87