Annual report pursuant to Section 13 and 15(d)

Note 8 - Stock-based Compensation (Tables)

v3.19.1
Note 8 - Stock-based Compensation (Tables)
12 Months Ended
Dec. 30, 2018
Notes Tables  
Share-based Compensation, Stock Options, Activity [Table Text Block]
   
Total
Outstanding
options
   
Weighted
average
exercise
price
   
Aggregate
intrinsic
value
   
Weighted
average
remaining
contractual
term (years)
 
Outstanding balance at January 3, 2016
   
655,114
    $
1.98
     
 
     
 
 
Options granted
   
387,255
     
1.33
     
 
     
 
 
Options forfeited
   
(363,847
)
   
1.46
     
 
     
 
 
Options expired
   
(61,756
)
   
3.46
     
 
     
 
 
Options exercised
   
     
     
 
     
 
 
Outstanding balance at January 1, 2017
   
616,766
     
1.82
     
 
     
 
 
Options granted
   
1,468,716
     
1.29
     
 
     
 
 
Options forfeited
   
(40,722
)
   
1.80
     
 
     
 
 
Options expired
   
(174,007
)
   
1.89
     
 
     
 
 
Options exercised
   
     
     
 
     
 
 
Outstanding balance at December 31, 2017
   
1,870,753
     
1.39
     
 
     
 
 
Options granted
   
385,929
     
2.16
     
 
     
 
 
Options forfeited
   
(316,180
)
   
1.25
     
 
     
 
 
Options expired
   
     
     
 
     
 
 
Options exercised
   
(220,678
)
   
1.71
     
 
     
 
 
                                 
Outstanding balance at December 30, 2018
   
1,719,824
    $
1.55
    $
1,998
     
8.6
 
                                 
Exercisable balance at December 30, 2018
   
771,192
    $
1.55
    $
1,871
     
8.0
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
   
Year ended
December 3
0
,
2018
   
Year ended
December 31,
2017
   
Year ended
January 1,
2017
 
Black-Scholes weighted-average assumptions
 
 
 
 
 
 
 
 
 
 
 
 
                         
Expected dividend yield
   
0.0
%
   
N/A
     
0.0
%
Expected volatility
   
42.1
%
   
N/A
     
43.8
%
Expected forfeiture
   
30.0
%
   
N/A
     
29.0
%
Risk-free interest rate
   
2.84
%
   
N/A
     
1.33
%
Expected stock option life in years
   
4.0
     
N/A
     
4.0
 
                         
Weighted-average stock option fair value per stock option granted
  $
1.00
    $
N/A
    $
0.48
 
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]
Outstanding
options
   
Weighted
average
exercise
price
   
Exercisable
options
   
Weighted
average
exercise
price
 
326,108     $
1.80
     
233,704
    $
1.80
 
671,858      
1.23
     
268,744
     
1.23
 
335,929      
1.26
     
134,372
     
1.26
 
50,000      
2.74
     
     
 
335,929      
2.07
     
134,372
     
2.07
 
1,719,824      
1.55
     
771,192
     
1.55
 
Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]
   
Year ended
December 3
0
,
2018
(
1
)
   
Year ended
December 31,
2017 (1)
   
Year ended
January 1,
2017
 
Binomial Model weighted-average assumptions
 
 
 
 
 
 
 
 
 
 
 
 
                         
Stock Price
   
N/A
     
N/A
    $
1.34
 
Expected volatility
   
N/A
     
N/A
     
42.2
%
Expected forfeiture
   
N/A
     
N/A
     
29.0
%
Risk-free interest rate
   
N/A
     
N/A
     
0.60
%
RSU term in years
   
N/A
     
N/A
     
3.0
 
                         
Weighted-average RSU fair value per award granted
   
N/A
     
N/A
    $
0.42
 
Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block]
   
Outstanding
options
   
Weighted
average
stock
price
   
Weighted
average
remaining
contractual
term (years)
 
                         
Outstanding balance at January 3, 2016
   
479,564
    $
1.88
     
 
 
RSU granted
   
987,764
     
0.84
     
 
 
RSU forfeited
   
(352,077
)
   
0.87
     
 
 
RSU converted into common shares
   
(25,125
)
   
1.99
     
 
 
                         
Outstanding balance at January 1, 2017
   
1,090,126
     
1.22
     
1.01
 
                         
RSU granted
   
229,950
     
1.50
     
 
 
RSU forfeited
   
(261,606
)
   
0.89
     
 
 
RSU converted into common shares
   
(482,447
)
   
1.72
     
 
 
                         
Outstanding balance at December 31, 2017
   
576,023
     
1.13
     
1.84
 
                         
RSU granted
   
54,811
     
3.09
     
 
 
RSU forfeited
   
(75,151
)
   
0.91
     
 
 
RSU converted into common shares
   
(198,306
)
   
1.82
     
 
 
                         
Outstanding balance at December 30, 2018
   
357,377
    $
0.96
     
1.21
 
Performance Shares [Member]  
Notes Tables  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]
   
Year ended
December 3
0
,
2018
   
Year ended
December 31,
2017
   
Year ended
January 1,
2017 (1)
 
Binomial Model weighted-average assumptions
 
 
 
 
 
 
 
 
 
 
 
 
                         
Stock Price
  $
2.07
    $
1.29
     
N/A
 
Expected volatility
   
43.0
%
   
43.0
%
   
N/A
 
Expected forfeiture
   
30.0
%
   
30.0
%
   
N/A
 
Risk-free interest rate
   
1.02
%
   
1.02
%
   
N/A
 
Expected stock option life in years
   
4.0
     
4.9
     
N/A
 
                         
Weighted-average stock option fair value per award granted
  $
0.47
    $
0.30
    $
N/A