ACCOUNTS PAYABLE AND ACCRUED EXPENSES (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Accounts payable and accrued expenses contain the following:
Drilling and completion costs	$ 33,602	$ 21,833
Accounts payable trade	11,532	6,256
Accrued general and administrative cost	12,728	10,025
Lease operating expense	2,183	5,005
Accrued interest	241	250
Accrued oil and gas hedging	0	808
Production and ad valorem taxes and other	19,104	17,952
Total accounts payable and accrued expenses	$ 79,390	$ 62,129