Leases (Narrative) (Details) $ in Thousands	6 Months Ended
Jun. 30, 2020 USD ($) rig
Leases [Abstract]
Average working interest in operated properties	97.00%
Number of compressors under finance lease agreement \| rig	20
Finance lease term	7 years
Finance Lease Obligations, Current	$ 5,200
Finance Lease Obligations, Noncurrent	$ 200
Discount rate finance leases	4.00%
Maintenance	$ 1,430
Interest	122
Finance leases, future minimum payments, average annual payment	$ 4,600
Finance lease fair market value percentage for purchase	10.00%

Average working interest in operated properties

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- Definition

Capital lease percentage of fair market value to purchase assets at end of term

+ References

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- Definition

Capital leases, future minimum payments, average annual payment

+ References

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- Definition

Capital lease term

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Discount rate capital leases

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- Definition

Number of compressors under capital lease agreement

+ References

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- Definition

Amount of capital lease obligation due within one year or the normal operating cycle, if longer.

+ References

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-Publisher FASB
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-SubTopic 30
-Section 45
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- Definition

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid more than one year (or one operating cycle, if longer) after the balance sheet date.

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- Definition

Amounts to be paid by lessee to lessor for maintenance, insurance, and tax expenses related to the leased asset.

+ References

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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