DESCRIPTION OF BUSINESS (Details)	12 Months Ended
	Dec. 30, 2017 Division Subsidiary Segment
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of operating segments | Segment	3
United States [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of separate operating divisions | Division	8
Canada [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	2
Tillsonburg, Ontario, Canada [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Kelowna, British Columbia, Canada [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Taipei, Taiwan [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Hong Kong [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
China [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	2
Shanghai, China [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Dongguan, China [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Mexico [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	2
Lerma, Mexico [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1
Reynosa, Mexico [Member]
Organization, Consolidation and Presentation of Financial Statements [Line Items]
Number of wholly-owned subsidiaries	1