Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Stock Option Activity (Details)

v3.5.0.2
Note 5 - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Apr. 03, 2016
Jul. 03, 2016
Jan. 03, 2016
Balance, options outstanding (in shares) 655,114 655,114  
Balance, outstanding weighted average exercise price (in dollars per share) $ 1.98 $ 1.98  
Balance, outstanding weighted average remaining contractual term   7 years 36 days 6 years 182 days
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross 155,403 155,403  
Options granted (in dollars per share)   $ 1.34  
Expired (in shares)   (61,757)  
Expired (in dollars per share)   $ 3.46  
Forfeited (in shares)   (18,603)  
Forfeited (in dollars per share)   $ 3.14  
Balance, options outstanding (in shares)   730,157 655,114
Balance, outstanding weighted average exercise price (in dollars per share)   $ 1.76 $ 1.98
Balance, aggregate intrinsic value   $ 16  
Exercisable at July 3, 2016 (in shares)   365,673  
Exercisable at July 3, 2016 (in dollars per share)   $ 1.92  
Balance, exercisable weighted average remaining contractual term   5 years 109 days