Annual report pursuant to Section 13 and 15(d)

Company Background (Details Textual)

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Company Background (Details Textual)
12 Months Ended
Dec. 29, 2017
Subsidiary
Dec. 30, 2017
Segment
Jan. 02, 2016
Segment
Number of operating segments | Segment   2 1
Electronics [Member]      
Number of subsidiaries | Subsidiary 2