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Leases (Tables)
 6 Months Ended
Jun. 30, 2019
Leases [Abstract]  
Schedule of general and administrative expense
  Six Months Ended 
   June 30,
2019		 
Cash paid for amounts included in the measurement of lease liabilities:    
Operating cash flows from operating leases  $548,217 
Right-of-use assets obtained in exchange for new lease obligations:     
Operating leases  $642,159 
Weighted average remaining lease term     
Operating leases   3.6 
Weighted average discount rate     
Operating leases   2.5%