Annual report pursuant to Section 13 and 15(d)

Note 9 - Financial Instruments and Risks - Impact of Change in Interest Rates (Details)

v3.19.1
Note 9 - Financial Instruments and Risks - Impact of Change in Interest Rates (Details)
$ in Millions
 12 Months Ended
Dec. 30, 2018
USD ($)
Ten Percent Increase In Interest Rate [Member]  
10% increase in interest rate (million) $ 0.9
Ten Percent Decrease in Interest Rate [Member]  
10% increase in interest rate (million) $ (0.9)