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Risk Management and Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details) (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Long-term debt, carrying value $ 54,260 $ 58,919
Eighthone Loan and Amended and Restated Promissory Note [Member]    
Long-term debt, carrying value 24,000  
Long term debt, fair value $ 28,121 $ 5,743