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Accrued Liabilities
12 Months Ended
Dec. 31, 2018
Accrued Liabilities [Member]  
Accrued Liabilities

10. Accrued Liabilities

 

Accrued liabilities as of December 31, 2018 and 2017 consisted of the following:

 

    December 31, 2018     December 31, 2017
Accrued expenses $ 7,154   $ 2,764
Accrued interest   8,253     6,024
Total $ 15,407   $ 8,788