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Stock-Based Compensation (Tables)
 12 Months Ended
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of allocation of share-based compensation expense [Table Text Block]
    December 31, 2022     January 1, 2022     January 2, 2021  
    $     $     $  
Selling, general and administrative expenses   13,830     9,100     12,570  
Other income(1)   -     -     (894 )
Earnings from discontinued operations(2)   -     -     540  
Total stock-based compensation expense   13,830     9,100     12,216  
Stock Options [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of stock option activity [Table Text Block]
                Weighted-        
                average        
          Weighted-     remaining        
          average     contractual     Aggregate  
    Stock options     exercise price     term (years)     intrinsic value  
Outstanding, beginning of year   2,281,621   $ 5.29              
Granted   1,800,007     5.91              
Exercised   (69,457 )   6.18              
Forfeited   (61,307 )   8.12              
Expired   (30,264 )   5.96              
Outstanding, end of year   3,920,600   $ 5.51     7.5   $ 12,734  
Exercisable, end of year   1,954,761   $ 4.79     5.9   $ 7,845  
          Weighted-  
          average grant-  
    Stock options     date fair value  
Non-vested, beginning of year   1,615,633   $ 2.28  
Granted   1,800,007     3.49  
Vested   (1,405,905 )   4.01  
Forfeited   (43,896 )   1.89  
Non-vested, end of year   1,965,839   $ 3.63  
Schedule of stock options granted using the Black-Scholes option pricing model [Table Text Block]
    December 31, 2022     January 1, 2022     January 2, 2021  
Grant-date stock price $ 5.91   $ 14.77   $ 4.64  
Dividend yield(a)   0%     0%     0%  
Expected volatility(b)   61.6%     61.7%     60.0%  
Risk-free interest rate(c)   3.0%     1.0%     0.4%  
Expected life of options (years)(d)   6.0     6.0     6.0  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding [Table Text Block]
                    Weighted-                  
                    average                    
              remaining     Weighted-          

Weighted-
  Exercise price range     Outstanding     contractual life     average exercise     Exercisable     average exercise  
  Low     High     options     (years)     price     options     price  
$ 2.38   $ 3.32     332,792     6.3   $ 2.57     332,792   $ 2.57  
  3.33     3.73     960,061     6.3     3.36     960,061     3.36  
  3.74     5.59     353,387     7.2     4.76     245,703     4.78  
  5.60     6.28     1,780,431     9.3     5.91     5,793     5.91  
  6.29     14.77     493,929     4.6     10.74     410,412     9.92  
              3,920,600     7.5   $ 5.51     1,954,761   $ 4.79  
Restricted stock units ("RSUs") [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block]

The following table summarizes non-vested RSU activity during the year ended December 31, 2022:

          Weighted-  
          average grant-  
    RSUs     date fair value  
Non-vested, beginning of year   815,247   $ 6.39  
Granted   466,945     6.40  
Vested   (549,754 )   5.40  
Forfeited   (72,789 )   7.11  
Non-vested, end of year   659,649   $ 7.14  
Performance Share Unit ("PSUs") [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of stock options granted using the Black-Scholes option pricing model [Table Text Block]
    December 31, 2022     January 1, 2022  
Grant-date stock price $ 5.91   $ 14.77  
Dividend yield   0%     0%  
Expected volatility(a)   67.8%     76.9%  
Risk-free interest rate(b)   2.8%     0.3%  
Expected life (in years)(c)   2.7     2.7  

(a) Determined based on the historical volatility of the Common Shares over the performance period of the PSUs.

(b) Determined based on U.S. Treasury yields with a remaining term equal to the performance period of the PSUs.

(c) Determined based on the performance period of the PSUs.
Schedule of non-vested PSU activity [Table Text Block]

The following table summarizes non-vested EBITDA PSU activity during the year ended December 31, 2022:

          Weighted-  
          average grant-  
    EBITDA PSUs     date fair value  
Non-vested, beginning of year   1,380,955   $ 7.62  
Granted   1,846,196     5.45  
Vested   (58,235 )   4.91  
Cancelled or forfeited   (813,485 )   11.05  
Non-vested, end of year   2,355,431   $ 4.80  
Total Shareholder Return Performance Shares [Member]  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Schedule of stock options granted using the Black-Scholes option pricing model [Table Text Block]
          Weighted-  
          average grant-  
    TSR PSUs     date fair value  
Non-vested, beginning of year   71,346   $ 23.40  
Granted   547,071     8.48  
Vested   -     -  
Forfeited   (23,544 )   13.40  
Non-vested, end of year   594,873   $ 10.07