XML 68 R56.htm IDEA: XBRL DOCUMENT v3.10.0.1
COMMITMENTS AND CONTINGENCIES (Details)
$ in Thousands
 1 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
item
Sep. 30, 2017
USD ($)
Commitments and contingencies      
Rent expense   $ 2,800 $ 3,000
Approximate future minimum lease payments for all non-cancelable operating leases      
Remaining period in 2018 $ 846 846  
2019 2,990 2,990  
2020 1,811 1,811  
2021 1,497 1,497  
2022 835 835  
Thereafter 1,345 1,345  
Total 9,324 9,324  
Obligation under contractual commitments      
Remaining period in 2018 4,419 4,419  
2019 4,726 4,726  
Total 9,145 9,145  
Other contractual commitments for, among other things, stacking charges on certain drilling rig commitments      
Additional Fees may incur if certain requirements are not met by January 12, 2020 3,000 3,000  
Drilling rig commitments      
Obligation under contractual commitments      
Non-cancelable termination penalties 8,200 8,200  
Drilling rig commitments 9,100 $ 9,100  
Gathering, transportation and sales | West Texas      
Other contractual commitments for, among other things, stacking charges on certain drilling rig commitments      
Number of long-term crude oil sales contracts to which the entity is committed | item   3  
Number of long-term natural gas sales contracts to which the entity is committed | item   11  
Gathering, transportation and sales | West Texas | Minimum      
Other contractual commitments for, among other things, stacking charges on certain drilling rig commitments      
Period of commitment for production from the date of first production   1 year  
Gathering, transportation and sales | West Texas | Maximum      
Other contractual commitments for, among other things, stacking charges on certain drilling rig commitments      
Period of commitment for production from the date of first production   20 years  
Purchase agreement for natural gas treating equipment      
Other contractual commitments for, among other things, stacking charges on certain drilling rig commitments      
Purchase agreement amount 13,300    
Remaining commitment $ 9,800 $ 9,800