Annual report pursuant to Section 13 and 15(d)

Note 8 - Stock-based Compensation - Stock Options Outstanding (Details)

v3.19.1
Note 8 - Stock-based Compensation - Stock Options Outstanding (Details)
Dec. 30, 2018
$ / shares
shares
Exercise Price Range 1 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 1.80
Exercisable options (in shares) | shares 233,704
Exercisable options, weighted average exercise price (in dollars per share) $ 1.80
Exercise Price Range 2 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 1.23
Exercisable options (in shares) | shares 268,744
Exercisable options, weighted average exercise price (in dollars per share) $ 1.23
Exercise Price Range 3 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 1.26
Exercisable options (in shares) | shares 134,372
Exercisable options, weighted average exercise price (in dollars per share) $ 1.26
Exercise Price Range 4 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 2.74
Exercisable options (in shares) | shares
Exercisable options, weighted average exercise price (in dollars per share)
Exercise Price Range 5 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 2.07
Exercisable options (in shares) | shares 134,372
Exercisable options, weighted average exercise price (in dollars per share) $ 2.07
Exercise Price Range 6 [Member]  
Outstanding options, weighted average exercise price (in dollars per share) $ 1.55
Exercisable options (in shares) | shares 771,192
Exercisable options, weighted average exercise price (in dollars per share) $ 1.55