Note 7 - Other Equity - Restricted Share Activity (Details) - Restricted share units [member] |
6 Months Ended | ||
|---|---|---|---|
Mar. 28, 2017 |
Jun. 30, 2018
USD ($)
|
Jun. 30, 2017
USD ($)
|
|
| Statement Line Items [Line Items] | |||
| Outstanding, beginning of period | |||
| Outstanding, beginning of period, weighted average grant date fair value | |||
| Granted | 150,000 | 150,000 | |
| Granted, weighted average grant date fair value | $ 1.14 | ||
| Redeemed | (150,000) | ||
| Redeemed, weighted average grant date fair value | $ 1.14 | ||
| Outstanding, end of period | |||
| Outstanding, end of period, weighted average grant date fair value | |||
| X | ||||||||||
- References No definition available.
|
| X | ||||||||||
- Definition The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The weighted average exercise price of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. [Refer: Weighted average [member]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The weighted average exercise price of other equity instruments (ie other than share options) granted in a share-based payment arrangement. [Refer: Weighted average [member]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The weighted average exercise price of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. [Refer: Weighted average [member]] Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|