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Other Current Liabilities (Tables)
6 Months Ended
Jun. 30, 2017
Other Liabilities Disclosure [Abstract]  
Schedule of Other Current Liabilities

Other current liabilities are comprised of the following:

 

    June 30, 2017     December 31, 2016  
Taxes payable   $ 3,777     $ 16,845  
Labor liabilities     1,268       1,410  
Billings in excess of costs     1,296     $ -  
    $ 6,341     $ 18,255