LINE OF CREDIT AND LONG-TERM DEBT (Details) - USD ($)	Sep. 30, 2018	Dec. 31, 2017
Long-term Debt
Long-term debt	$ 23,831,254	$ 20,979,202
Deferred finance cost, net	(765,210)	(1,239,570)
Total, net of deferred finance costs	23,066,044	19,739,632
Secured debt | Encina Business Credit, LLC
Line of Credit Facility [Line Items]
Loan Amount	20,000,000
Long-term Debt
Long-term debt	15,575,000	14,750,000
Secured debt | Texas Citizens Bank
Line of Credit Facility [Line Items]
Loan Amount	2,045,500
Long-term Debt
Long-term debt	0	834,283
Revolving line of credit | Encina Business Credit SPV, LLC
Line of Credit Facility [Line Items]
Loan Amount	10,000,000
Long-term Debt
Long-term debt	5,999,733	4,591,527
Capital Lease | Tetra Capital Lease
Line of Credit Facility [Line Items]
Loan Amount	419,690
Long-term Debt
Long-term debt	390,609	0
Capital Lease | Well Fargo Equipment Lease
Line of Credit Facility [Line Items]
Loan Amount	30,408
Long-term Debt
Long-term debt	24,829	0
Insurance premiums financed | Various institutions
Line of Credit Facility [Line Items]
Loan Amount	2,902,428
Long-term Debt
Long-term debt	$ 1,841,083	$ 803,392