Significant Accounting Policies (Schedule of Earnings Per Share, Basic and Diluted) (Details) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Significant Accounting Policies [Abstract] | ||
| Net income (loss) | $ (5,206) | $ (11,448) |
| Income allocated to participating securities | ||
| Net loss allocated to common shares | (5,206) | (11,448) |
| Change in fair value of warrant liability | (3,248) | |
| Income (loss) allocated to common shares - Diluted | $ (8,454) | $ (11,448) |
| Weighted average common shares outstanding - Basic | 71,899,057 | 60,457,652 |
| Dilutive effect of liability classified warrants | 1,280,381 | |
| Weighted average common shares outstanding - Diluted | 73,179,438 | 60,457,652 |
| Net income (loss) per share: Basic | $ (0.07) | $ (0.19) |
| Net income (loss) per share: Diluted | $ (0.12) | $ (0.19) |