Note 5 - Stock-based Compensation |
3 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Notes to Financial Statements | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Share-based Payment Arrangement [Text Block] |
For the three -month periods ended March
31, 2019 and 2018, our total stock-based compensation expense, which includes reversals of expense for certain forfeited or cancelled awards, was approximately $62,000 and $138,000, respectively. We have
not three -month periods ended March
31, 2019 and 2018.
A summary of the status of our stock options as of March
31, 2019, and changes during the three -month period then ended, is presented below.
A summary of the status of our unvested restricted stock as of March
31, 2019, and changes during the three -month period then ended, is presented below.
As of
March
31, 2019, there was approximately $166,000 of total unrecognized compensation expense related to unvested stock-based awards, which we expect to recognize over the remaining weighted average vesting term of 1.1 years. |