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Accounts Payable and Accrued Expenses (Tables)
12 Months Ended
Dec. 31, 2014
Payables and Accruals [Abstract]  
Schedule of accounts payable and accrued expenses
Accounts payable and accrued expenses at December 31, 2014 and 2013 consist of the following:
 
 
As of December 31,
 
2014
 
2013
Trade accounts payable
$
2,003,091

 
$
1,865,723

Accrued compensation
2,982,090

 
2,586,806

Other accrued expenses
1,397,989

 
991,979

 
$
6,383,170

 
$
5,444,508