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Note 3. Stock Options and Restricted Stock Units (Details Narrative)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2017
USD ($)
$ / shares
shares
Jun. 30, 2017
USD ($)
$ / shares
shares
Note 3. Stock Options And Restricted Stock Units Details Narrative    
Unrecognized compensation expense, options $ 145 $ 145
Unrecognized compensation expense, restricted stock units $ 284 $ 284
Restricted stock units, vested | shares 5,000 43,170
Intrinsic value | $ / shares $ 8.48 $ 6.16