Annual report pursuant to Section 13 and 15(d)

Note 8 - Stock-based Compensation - Valuation Assumptions of Restricted Stock Units (Details)

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Note 8 - Stock-based Compensation - Valuation Assumptions of Restricted Stock Units (Details) - Binomial Model Weighted Average Assumptions [Member] - Restricted Stock Units (RSUs) [Member] - $ / shares
12 Months Ended
Dec. 30, 2018
[1]
Jan. 01, 2017
Binomial Model weighted-average assumptions    
Stock Price (in dollars per share) $ 1.34
Expected volatility 42.20%
Expected forfeiture 29.00%
Risk-free interest rate 0.60%
RSU term in years (Year) 3 years
Weighted-average RSU fair value per award granted (in dollars per share) $ 0.42
[1] No RSU's with market-based performance conditions were granted in 2017 or in 2018.