Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE (Details)

v3.8.0.1
FAIR VALUE (Details) - Fair Value, Measurements, Recurring - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Quoted Prices In Active Markets for Identical Assets (Liabilities) (Level 1)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity Derivatives – Current Asset (crude oil swaps) $ 0 $ 0
Commodity Derivatives – Noncurrent Asset (crude oil swaps) 0 0
Commodity Derivatives – Current Liabilities (crude oil swaps) 0  
Commodity Derivatives – Noncurrent Liabilities (crude oil swaps)   0
Total 0 0
Significant Other Observable Inputs (Level 2)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity Derivatives – Current Asset (crude oil swaps) 0 0
Commodity Derivatives – Noncurrent Asset (crude oil swaps) 0 0
Commodity Derivatives – Current Liabilities (crude oil swaps) (26,796,245) (18,681,891)
Commodity Derivatives – Noncurrent Liabilities (crude oil swaps) (15,523,889) (11,496,929)
Total (42,320,134) (30,178,820)
Significant Unobservable Inputs (Level 3)    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Commodity Derivatives – Current Asset (crude oil swaps) 0 0
Commodity Derivatives – Noncurrent Asset (crude oil swaps) 0 0
Commodity Derivatives – Current Liabilities (crude oil swaps) 0  
Commodity Derivatives – Noncurrent Liabilities (crude oil swaps)   0
Total $ 0 $ 0