Quarterly report pursuant to Section 13 or 15(d)

Note 8 - Segmented Information - Long-lived Assets in Individual Geographic Areas (Details)

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Note 8 - Segmented Information - Long-lived Assets in Individual Geographic Areas (Details) - USD ($)
$ in Thousands
Mar. 31, 2020
Mar. 29, 2020
Dec. 29, 2019
Property, plant and equipment $ 30,998   $ 28,640
Long-lived assets 30,723   32,311
Assets 212,341 $ 212,341 213,379
Reportable Geographical Components [Member]      
Property, plant and equipment 30,917   28,544
Long-lived assets 29,919   31,452
Assets 211,902   212,832
Reportable Geographical Components [Member] | UNITED STATES      
Property, plant and equipment 20,088   16,904
Long-lived assets 9,343   9,273
Assets 118,685   112,789
Reportable Geographical Components [Member] | MEXICO      
Property, plant and equipment 10,771   10,970
Long-lived assets 20,576   22,179
Assets 91,607   93,349
Reportable Geographical Components [Member] | CHINA      
Property, plant and equipment 58   670
Long-lived assets  
Assets 1,610   6,694
Corporate, Non-Segment [Member]      
Property, plant and equipment 81   96
Long-lived assets 804   859
Assets $ 438   $ 547