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Recent Transactions (Tables)
 9 Months Ended
Sep. 30, 2017
Extractive Industries [Abstract]  
Schedule of Development Costs and Working Interest Structure Development Costs and Working Interest (“WI”) Structure
 
 
Counterparty
 
SandRidge
Development Costs
 
90% of Costs
 
10% of Costs
Initial Working Interest
 
80% of WI
 
20% of WI
Reversion If Counterparty Achieves 10% IRR
 
35% of WI
 
65% of WI
Reversion If Counterparty Achieves 15% IRR
 
11% of WI
 
89% of WI