Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Schedule of All Outstanding Options Activity (Details)

v3.23.1
Shareholders' Equity - Schedule of All Outstanding Options Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended 12 Months Ended
Oct. 01, 2022
Jul. 01, 2022
Oct. 01, 2022
Jan. 01, 2022
Jan. 01, 2021
Jan. 02, 2021
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]            
Options Outstanding, Beginning Balance   117,500 117,500 113,900    
Options Outstanding, Granted 0   0 38,000    
Options Outstanding, Cancelled/expired/forfeited     0 (28,400)    
Options Outstanding, Exercised       (6,000)    
Options Outstanding, Ending Balance 117,500   117,500 117,500    
Options outstanding, Exercisable 117,500   117,500      
Weighted Average Exercise Price            
Weighted Average Exercise Price, Beginning Balance   $ 7.16 $ 7.16 $ 11.97    
Weighted Average Exercise Price, Granted   $ 0   8.16    
Weighted Average Exercise Price, cancelled/expired/forfeited     0 9.71    
Weighted Average Exercise Price, Exercised       4.32    
Weighted Average Exercise Price, Ending Balance $ 7.16   7.16 $ 7.16    
Weighted Average Exercise Price, Exercisable $ 7.16   $ 7.16      
Aggregate Intrinsic Value, Options Outstanding       $ 21   $ 78
Weighted Average Remaining Contractual Life     6 years 3 months 18 days 7 years 7 years  
Weighted Average Remaining Contractual Life, Exercisable     6 years 3 months 18 days