Note 13 - Share Based Compensation - Equity Incentive Plan Transactions (Details) |
9 Months Ended |
|---|---|
|
Sep. 30, 2018
shares
| |
| Outstanding as of December 31, 2017 (in shares) | 613,700 |
| Granted (in shares) | 183,491 |
| Exercised (in shares) | 65,000 |
| Outstanding as of September 30, 2018 (in shares) | 732,191 |
| Shares Available for future grants as of September 30, 2018 (in shares) | 1,232,924 |
| Director Stock Awards [Member] | |
| Granted (in shares) | 19,285 |
| Restricted Stock [Member] | |
| Granted (in shares) | 120,600 |
| X | ||||||||||
- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Gross number of share options (or share units) granted during the period. No definition available.
|
| X | ||||||||||
- Definition Number of options outstanding, including both vested and non-vested options. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|