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LONG-TERM DEBT (Tables)
12 Months Ended
Dec. 31, 2017
Debt Disclosure [Abstract]  
Schedule of maturities of long-term debt

The maturities of the long-term debt (excluding unamortized debt issuance costs) are as follows:

 

Year ending December 31,     
2018   $2,009,000 
2019    6,837,608 
2020    134,655 
2021    42,073 
2022    31,873 
    $9,055,209