Annual report pursuant to Section 13 and 15(d)

Segmented Information - Schedule of Additions Including Acquired Through Finance Leases To Property, Plant and Equipment (Details)

v3.20.4
Segmented Information - Schedule of Additions Including Acquired Through Finance Leases To Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Jan. 03, 2021
Dec. 29, 2019
Dec. 30, 2018
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment $ 5,236 $ 3,856 $ 5,703
Property, plant and equipment 32,096 28,640  
Other long term segment assets 29,247 32,311  
Total segment assets 229,939 213,379  
Reportable Geographical Components [Member]      
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment 5,224 3,833 5,585
Property, plant and equipment 32,062 28,544  
Other long term segment assets 28,435 31,452  
Total segment assets 229,141 212,832  
Corporate, Non-Segment [Member]      
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment 12 23 118
Property, plant and equipment 34 96  
Other long term segment assets 812 859  
Total segment assets 798 547  
US [Member] | Reportable Geographical Components [Member]      
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment 3,011 1,217 1,049
Property, plant and equipment 21,760 16,904  
Other long term segment assets 8,360 9,273  
Total segment assets 137,443 112,789  
Mexico [Member] | Reportable Geographical Components [Member]      
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment 2,207 2,461 4,328
Property, plant and equipment 10,302 10,970  
Other long term segment assets 20,075 22,179  
Total segment assets 91,698 93,349  
China [Member] | Reportable Geographical Components [Member]      
Segment Reporting Information [Line Items]      
Additions to property, plant and equipment $ 6 155 $ 208
Property, plant and equipment   670  
Total segment assets   $ 6,694