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Note 10 - Share-based Compensation (Tables)
9 Months Ended
Sep. 30, 2015
Notes Tables  
Schedule of Share-based Compensation, Activity [Table Text Block]
 
 
Three Months Ended
 
 
Nine Months Ended
 
 
 
September 30,
 
 
September 28,
 
 
September 30,
 
 
September 28,
 
 
 
2015
 
 
2014
 
 
2015
 
 
2014
 
 
(In thousands)
 
Share-based compensation
  $ 291     $ 67     $ 410     $ 210  
Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]
 
 
Number of Common Shares
 
 
Weighted
 
 
 
Options
 
 
 
 
 
 
Available
 
 
Average
 
 
 
Outstanding
 
 
Exercisable
 
 
for Grant
 
 
Exercise Price
 
2015
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance at December 28, 2014
    755,617       616,792       276,635     $ 6.09  
Authorized
                  2,250,000        
Forfeited/cancelled/expired
    (6,000 )             6,000       9.19  
Exercised
    (5,000 )                   8.05  
Granted
    1,610,000               (1,610,000 )     9.05  
Balance at September 30, 2015
    2,354,617       744,617       922,635     $ 8.10  
                                 
2014
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Balance at December 29, 2013
    798,171       585,769       263,424     $ 5.97  
Forfeited/cancelled/expired
    (25,211 )             24,211       5.19  
Exercised
    (28,343 )                   4.73  
Granted
    11,000               (11,000 )     9.18  
Balance at September 28, 2014
    755,617       615,792       276,635     $ 6.09