Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Capital Stock, Stock Plans and Stock-based Compensation - Black-Scholes Valuation Model Assumptions (Details)

v3.5.0.2
Note 5 - Capital Stock, Stock Plans and Stock-based Compensation - Black-Scholes Valuation Model Assumptions (Details) - $ / shares
Jul. 28, 2016
May 15, 2016
Sep. 17, 2015
Employee Stock Option [Member]      
Weighted-average fair value per share (in dollars per share)   $ 2  
Risk -free interest rate (1) [1]   1.27%  
Expected volatility of stock (2) [2]   53.12%  
Dividend yield   0.00%  
Expected option life (3) (in years) [3]   6 years  
Director Stock Options [Member]      
Weighted-average fair value per share (in dollars per share) $ 3   $ 1.52
Risk -free interest rate (1) [1] 55.99%   0.00%
Expected volatility of stock (2) [2] 10.00%    
[1] The risk-free interest rate is based on the U.S. Treasury yield in effect at the grant date over the expected term of the option.
[2] The expected volatility is based on historical volatility from our traded Common Stock over the expected term of the option.
[3] The expected option life is based on historical exercises and post-vesting data.