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Revenues and Trade Receivables, Net - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Concentration Risk [Line Items] |  |
Contract and other receivables | $ 2,139 | $ 3,087
Allowance for doubtful accounts | $ 40 | $ 40
Commercial Exploitation Agreement with Indivior | Receivables | Customer Concentration Risk |  |
Concentration Risk [Line Items] |  |
Concentrations of risk | 80.00% | 51.00%
Commercial Exploitation Agreement with Indivior | Revenue | Customer Concentration Risk |  |
Concentration Risk [Line Items] |  |
Concentrations of risk | 76.00% | 73.00%
Cardinal | Receivables | Customer Concentration Risk |  |
Concentration Risk [Line Items] |  |
Concentrations of risk |  | 12.00%

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