Note 2 - Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands |
Jun. 30, 2019 |
Jan. 01, 2019 |
Dec. 31, 2018 |
|---|---|---|---|
| Operating Lease, Right-of-Use Asset | $ 1,573 | $ 1,570 | |
| Operating Lease, Liability, Total | $ 1,708 | 1,647 | |
| Accounting Standards Update 2016-02 [Member] | |||
| Landlord Inducements | $ (78) |
| X | ||||||||||
- Definition Landlord inducements made. No definition available.
|
| X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|