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Discontinued Operations (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Discontinued operations – current assets | $ 14 | $ 12
Discontinued operations – current liabilities | 129 | 1,144
Discontinued Operations [Member] | U.s. Commercialization Activities [Member] |  |
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |
Prepaid expenses and other current assets | 14 | 12
Discontinued operations – current assets | 14 | 12
Accounts payable | 129 | 782
Other accrued liabilities |  | 362
Discontinued operations – current liabilities | $ 129 | $ 1,144

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