REVOLVING CREDIT FACILITY (Details) - Line of credit - USD ($)		9 Months Ended	12 Months Ended
	Nov. 06, 2014	Sep. 30, 2015	Dec. 31, 2014
Credit Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 20,000,000
Ending interest rate		3.33%	3.26%
Unused capacity fee, percentage	0.50%
Line of credit facility, benchmark subject to minimum monthly EBITDA requirements	$ 5,000,000
Credit Facility | State of Alaska
Line of Credit Facility [Line Items]
Line of credit facility, monthly EBITDA requirements	8,000,000
Credit Facility | Borrowing base availability
Line of Credit Facility [Line Items]
Concentration risk, benchmark	$ 20,000,000
Credit Facility | Borrowing base availability | Accounts receivable
Line of Credit Facility [Line Items]
Concentration risk, percentage	85.00%
Credit Facility | Borrowing base availability | Equipment
Line of Credit Facility [Line Items]
Concentration risk, percentage	85.00%
Credit Facility | Borrowing base availability | Equipment | State of Alaska
Line of Credit Facility [Line Items]
Concentration risk, percentage	75.00%
Credit Facility | Minimum
Line of Credit Facility [Line Items]
Line of credit facility, monthly EBITDA requirements	$ 17,000,000
Credit Facility | Maximum
Line of Credit Facility [Line Items]
Line of credit facility, monthly EBITDA requirements	20,000,000
Credit Facility | LIBOR
Line of Credit Facility [Line Items]
Description of variable rate basis		three month LIBOR
Basis spread on variable rate		3.00%
Accordion Feature | Minimum
Line of Credit Facility [Line Items]
Maximum borrowing capacity	1,000,000
Accordion Feature | Maximum
Line of Credit Facility [Line Items]
Maximum borrowing capacity	10,000,000
Sub-Facility
Line of Credit Facility [Line Items]
Maximum borrowing capacity	$ 10,000,000
Letter of Credit
Line of Credit Facility [Line Items]
Unused capacity fee, percentage	3.00%
Letters of credit outstanding		$ 100,000	$ 0