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Accrued Liabilities (Tables)
9 Months Ended
Sep. 30, 2020
Payables and Accruals [Abstract]  
Schedule of Accrued Liabilities The Company’s accrued liabilities consisted of the following (in thousands):
September 30,
2020
December 31,
2019
Compensation and benefits$1,709 $2,641 
Professional fees364 131 
LNG fuel and transportation1,051 1,582 
Accrued interest134 
Contract liabilities402 185 
Other taxes payable383 163 
Other operating expenses198 182 
Total accrued liabilities$4,116 $5,018