Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Segmented Information (Details Textual)

v3.8.0.1
Note 9 - Segmented Information (Details Textual) - Customer Concentration Risk [Member]
3 Months Ended 12 Months Ended
Apr. 01, 2018
Apr. 02, 2017
Dec. 31, 2017
Sales Revenue, Net [Member]      
Number of Major Customers 4 1  
Concentration Risk, Percentage 45.80% 10.70%  
Accounts Receivable [Member]      
Number of Major Customers 2   3
Accounts Receivable [Member] | Major Customer1 [Member]      
Concentration Risk, Percentage 20.00%   14.00%
Accounts Receivable [Member] | Major Customer2 [Member]      
Concentration Risk, Percentage 14.00%   14.00%
Accounts Receivable [Member] | Major Customer3 [Member]      
Concentration Risk, Percentage     12.00%