Accounts Payable (Details) - USD ($) $ in Thousands |
Dec. 31, 2021 |
Dec. 31, 2020 |
|---|---|---|
| Accounts Payable [Line Items] | ||
| Accounts payable, current | $ 106 | $ 100 |
| Manufacturing Costs [Member] | ||
| Accounts Payable [Line Items] | ||
| Accounts payable, current | 100 | 100 |
| Legal and Patent [Member] | ||
| Accounts Payable [Line Items] | ||
| Accounts payable, current | $ 100 | $ 100 |