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Prepaid Expenses and Other Current Assets (Tables)
12 Months Ended
Dec. 31, 2017
Prepaid Expenses and Other Current Assets [Abstract]  
Schedule of prepaid expenses and other current assets
  

As of

December 31,
2017

  

As of

December 31,
2016

 
Prepaid expenses $130,813  $126,523 
Other receivables  149,590   144,848 
Security deposits(1)  34,264   333,111 
Total $314,667  $604,482 

 

(1)This amount includes $34,264 and $308,375 as of December 31, 2017 and 2016, respectively, related to the current portion of escrow funds held against certain construction performance requirements.