Shareholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 02, 2019 |
Jun. 02, 2018 |
Dec. 31, 2020 |
|
| Shareholders' Equity (Textual) | |||
| Compensation expenses | $ 108 | ||
| Consultant [Member] | |||
| Shareholders' Equity (Textual) | |||
| Aggregate shares of common stock | 66,667 | 200,000 | |
| Common stock per share | $ 3.00 | ||
| Vesting period | 3 years |