DESCRIPTION OF BUSINESS (Details)	12 Months Ended
	Dec. 28, 2019 Division Subsidiary Segment
Description of Business Information [Abstract]
Number of operating segments | Segment	3
United States [Member]
Description of Business Information [Abstract]
Number of separate operating businesses | Division	9
Canada [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	2
Tillsonburg, Ontario, Canada [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Kelowna, British Columbia, Canada [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Taipei, Taiwan [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Hong Kong [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
China [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	2
Shanghai, China [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Dongguan, China [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Mexico [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	2
Lerma, Mexico [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Reynosa, Mexico [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1
Wrexham, United Kingdom [Member]
Description of Business Information [Abstract]
Number of wholly-owned subsidiaries	1