Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Derivative Financial Instruments (Details Textual)

v3.20.1
Note 9 - Derivative Financial Instruments (Details Textual) - USD ($)
$ in Thousands
3 Months Ended
Mar. 29, 2020
Mar. 31, 2019
Dec. 29, 2019
Derivative Asset, Current $ 512 $ 0
Derivative Liability, Current 0 0  
Cost of Sales [Member]      
Unrealized Gain (Loss) on Derivatives $ 512 $ 0