Note 7 - Share-based Compensation

6 Months Ended

Jun. 30, 2023

Notes to Financial Statements

Share-Based Payment Arrangement [Text Block]

7. Share-Based Compensation

Stock Options

For the three months ended June 30, 2023 and 2022, the Company recognized share-based compensation expense related to stock options of approximately $(17,000) and $22,000, respectively. For the six months ended June 30, 2023 and 2022, the Company recognized share-based compensation expense related to stock options of approximately $30,000 and $136,000, respectively.

Restricted Stock Units

For the three months ended June 30, 2023 and 2022, the Company recognized share-based compensation expense related to restricted stock units of approximately $(26,000) and $34,000, respectively. For the six months ended June 30, 2023 and 2022, the Company recognized share-based compensation expense related to restricted stock units of approximately $100,000 and $74,000, respectively.