Quarterly report pursuant to Section 13 or 15(d)

DEBT OBLIGATIONS (Narrative) (Details)

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DEBT OBLIGATIONS (Narrative) (Details) - Capital leases (Equipment)
6 Months Ended
Jun. 30, 2018
Lower Range  
Debt Instrument [Line Items]  
Lease terms 36 months
Upper Range  
Debt Instrument [Line Items]  
Lease terms 66 months