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Risk Management and Fair Value Measurements - Schedule of Fair Value of Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Trade accounts receivable, net $ 663 $ 1,243
Trade accounts payable 3,642 $ 4,538
Carrying Value [Member]    
Cash and cash equivalents 4,037  
Trade accounts receivable, net 663  
Trade accounts payable 3,642  
Long-term debt with variable interest rates, net 30,260  
Long-term loans and promissory note with non-variable interest rates, net [1] 29,000  
Fair Value [Member]    
Cash and cash equivalents 4,037  
Trade accounts receivable, net 663  
Trade accounts payable 3,642  
Long-term debt with variable interest rates, net 30,260  
Long-term loans and promissory note with non-variable interest rates, net [1] $ 33,864  
[1] As at December 31, 2020, Carrying Value of Eighthone Loan and Amended & Restated Promissory Note is $24,000 and $5,000, respectively. Theoretical Fair Value of Eighthone Loan and Amended & Restated Promissory Note is $28,121 and $5,743, respectively.