LONG-TERM DEBT - Debt Covenant (Details) - Revolving Credit Facility [Member]	Sep. 30, 2016
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	2.5
Measurement Period 1 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.75
Measurement Period 2 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.50
Measurement Period 3 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.25
Measurement Period 4 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.25
Measurement Period 5 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.00
Measurement Period 6 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	1.00
Measurement Period 7 [Member]
Debt Instrument [Line Items]
Line of credit facility ratio of EBITDAX to interest expense	2.50