6. Warrants and stock options (Details Narrative) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
Jun. 30, 2017 |
Jun. 30, 2016 |
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| Notes to Financial Statements | ||||
| Warrants and options exercised | 107,000 | 0 | 117,000 | 0 |
| Warrants and Options, Exercised | $ 652 | $ 690 | ||
| Warrant Outstanding | 0 | 0 | ||
| X | ||||||||||
- References No definition available.
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- References No definition available.
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- Definition Number of warrants or rights outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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