Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

Note 10 - Stock-based Compensation - Restricted Share Activity (Details)

v3.8.0.1
Note 10 - Stock-based Compensation - Restricted Share Activity (Details) - Restricted share units [member]
12 Months Ended
Jun. 28, 2017
Mar. 28, 2017
Dec. 31, 2017
USD ($)
Statement Line Items [Line Items]      
Outstanding, beginning of year    
Outstanding, beginning of year    
Number of other equity instruments granted in share-based payment arrangement   150,000 150,000
Granted     $ 1.14
Redeemed (150,000)   (150,000)
Redeemed     $ 1.14
Outstanding, end of year    
Outstanding, end of year