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Accounts Payable and Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2019
Payables and Accruals [Abstract]  
Schedule of accounts payable and accrued expenses
Accounts payable and accrued expenses at December 31, 2019 and 2018 consist of the following:
 
 
As of December 31,
 
2019
 
2018
Trade accounts payable
$
6,919,081

 
$
10,043,816

Accrued compensation
8,967,897

 
9,466,821

Accrued subcontract costs
273,508

 
83,812

Other accrued expenses
2,076,772

 
3,540,284

 
$
18,237,258

 
$
23,134,733