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Accrued Liabilities
9 Months Ended
Sep. 30, 2020
Payables and Accruals [Abstract]  
Accrued Liabilities ACCRUED LIABILITIES
Accrued liabilities consisted of the following (in thousands):
As of
September 30, 2020December 31, 2019
Payroll and related liabilities$7,875 $2,929 
Other8,068 4,704 
  Total accrued liabilities$15,943 $7,633