Quantity of oil and gas subject to delivery commitment.

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-Name Regulation S-K (SK)
-Number 229
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-Paragraph (a)
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Minimum amount of other commitment not otherwise specified in the taxonomy. Excludes commitments explicitly modeled in the taxonomy, including but not limited to, long-term and short-term purchase commitments, recorded and unrecorded purchase obligations, supply commitments, registration payment arrangements, leases, debt, product warranties, guarantees, environmental remediation obligations, and pensions.

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-Publisher FASB
-Name Accounting Standards Codification
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Commitments and Contingencies (Details) bbl in Millions, $ in Millions			6 Months Ended
	Nov. 01, 2019 USD ($)	Mar. 23, 2017 USD ($)	Jun. 30, 2020 USD ($) bbl
Loss Contingencies [Line Items]
Delivery commitment			$ 21.1
Mirada Litigation
Loss Contingencies [Line Items]
Monetary damages sought (in excess of)	$ 200.0	$ 100.0
Water Volume Commitment Agreements
Loss Contingencies [Line Items]
Minimum quantity to be delivered (barrels) \| bbl			11.4
Purchase and delivery commitment period			10 years
Crude Oil Commitments
Loss Contingencies [Line Items]
Purchase and delivery commitments			$ 25.6
Purchase and delivery commitment period			10 years