Basis of Presentation and Significant Accounting Policies - Schedule of Reconciliation of Beginning and Ending Level 3 Liabilities (Details) - Unobservable Inputs Level 3 [Member] - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2019 |
Mar. 31, 2018 |
|
| Balance - January 1, | $ 263 | $ 569 |
| Change in fair value of warrants potentially settleable in cash (Note 9) | (100) | (21) |
| Balance at March 31, | $ 163 | $ 548 |
| X | ||||||||||
- Definition Change in fair value of warrants potentially settleable in cash. No definition available.
|
| X | ||||||||||
- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Details
|