Annual report pursuant to Section 13 and 15(d)

Note 9 - Financial Instruments and Risks - Average USD Fair Value Measurements for Contracts Rates (Details)

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Note 9 - Financial Instruments and Risks - Average USD Fair Value Measurements for Contracts Rates (Details)
Dec. 30, 2018
Dec. 31, 2017
Canada, Dollars    
Average USD:CAD contract rate   1.29%
Average USD:CAD mark-to-market rate   1.26%
Mexico, Pesos    
Average USD:CAD contract rate 20.43% 18.69%
Average USD:CAD mark-to-market rate 19.66% 20.11%