Annual report pursuant to Section 13 and 15(d)

Shareholders' Equity (Details 2)

v2.4.0.8
Shareholders' Equity (Details 2) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 12 Months Ended
Dec. 28, 2013
Dec. 27, 2013
Oct. 21, 2009
Shareholders' Equity      
Options Outstanding 766    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 4 years 11 months 27 days    
Outstanding Options, Weighted Average Exercise Price $ 3.26    
Options Exercisable 531    
Options Exercisable, Weighted Average Exercise Price $ 3.72    
Outstanding Options, Aggregate Intrinsic Value $ 326    
Exercisable Options, Aggregate Intrinsic Value $ 164    
Closing stock price used for calculation of intrinsic value   $ 2.90 $ 1.97
5.05 to 6.41 [Member]
      
Shareholders' Equity      
Options Outstanding 157    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 1 year 7 months 10 days    
Outstanding Options, Weighted Average Exercise Price $ 5.41    
Options Exercisable 157    
Options Exercisable, Weighted Average Exercise Price $ 5.41    
Exercise price, minimum $ 5.05    
Exercise price, maximum $ 6.41    
3.55 to 4.69 [Member]
      
Shareholders' Equity      
Options Outstanding 183    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 5 years 9 months 26 days    
Outstanding Options, Weighted Average Exercise Price $ 4.02    
Options Exercisable 183    
Options Exercisable, Weighted Average Exercise Price $ 4.02    
Exercise price, minimum $ 3.55    
Exercise price, maximum $ 4.69    
2.22 to 2.80 [Member]
      
Shareholders' Equity      
Options Outstanding 176    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 4 years 11 months 16 days    
Outstanding Options, Weighted Average Exercise Price $ 2.49    
Options Exercisable 76    
Options Exercisable, Weighted Average Exercise Price $ 2.28    
Exercise price, minimum $ 2.22    
Exercise price, maximum $ 2.80    
1.87 [Member]
      
Shareholders' Equity      
Options Outstanding 250    
Outstanding Options, Weighted Average Remaining Contractual Life (in years) 6 years 6 months 11 days    
Outstanding Options, Weighted Average Exercise Price $ 1.89    
Options Exercisable 115    
Options Exercisable, Weighted Average Exercise Price $ 1.88    
Exercise price, minimum $ 1.87