Quarterly report pursuant to Section 13 or 15(d)

Leases (Details)

v3.19.1
Leases (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Lessee, Lease, Description [Line Items]    
Operating Lease, Right-of-Use Asset $ 2,451 $ 0
Operating Lease, Payments 39  
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability 2,572  
Operating Lease, Liability, Current 689 0
Operating Lease, Liability, Noncurrent 2,109 $ 0
Operating Lease, Liability $ 2,798  
Operating Lease, Weighted Average Remaining Lease Term 4 years 9 months 18 days  
Operating Lease, Weighted Average Discount Rate, Percent 5.96%  
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year $ 516  
Lessee, Operating Lease, Liability, Payments, Due Year Two 667  
Lessee, Operating Lease, Liability, Payments, Due Year Three 647  
Lessee, Operating Lease, Liability, Payments, Due Year Four 647  
Lessee, Operating Lease, Liability, Payments, Due Year Five 644  
Lessee, Operating Lease, Liability, Payments, Due after Year Five 108  
Lessee, Operating Lease, Liability, Payments, Due 3,229  
Lessee, Operating Lease, Liability, Undiscounted Excess Amount (431)  
Operating Lease, Cost 163  
Short-term Lease, Cost 11,571  
Variable Lease, Cost 5,095  
Amounts charged as dilling costs [1] (10,851)  
Lease, Cost [2] 5,978  
Natural Gas, Gathering, Transportation, Marketing and Processing [Member]    
Lessee, Lease, Description [Line Items]    
Lease, Cost 2,100  
Operating Expense [Member]    
Lessee, Lease, Description [Line Items]    
Lease, Cost 3,700  
General and Administrative Expense [Member]    
Lessee, Lease, Description [Line Items]    
Lease, Cost $ 200  
Minimum [Member]    
Lessee, Lease, Description [Line Items]    
Lessee, Operating Lease, Term of Contract 2 years  
Maximum [Member]    
Lessee, Lease, Description [Line Items]    
Lessee, Operating Lease, Term of Contract 5 years  
[1] 1 Represents the combined gross amounts paid and (i) capitalized as drilling costs for our working interest share and (ii) billed to joint interest partners for their working interest share for short-term leases of operated drilling rigs.
[2] 2 Includes $2.1 million recognized in Gathering, processing and transportation, $3.7 million recognized in Lease operating and $0.2 million recognized in G&A.