Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Derivative Financial Instruments - Average USD Fair Value Measurements for Contracts Rates (Details)

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Note 10 - Derivative Financial Instruments - Average USD Fair Value Measurements for Contracts Rates (Details)
Oct. 01, 2017
Jan. 01, 2017
Average USD:CAD contract rate 18.85% 18.47%
Average USD:CAD mark-to-market rate 18.66% 21.20%
Canada, Dollars    
Average USD:CAD contract rate 1.30% 1.34%
Average USD:CAD mark-to-market rate 1.25% 1.34%