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Financial Instruments - Effect of Derivative Instruments on Consolidated Statements of Operations (Detail) - USD ($) $ in Thousands | 6 Months Ended
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Jun. 30, 2022 | Jun. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of gain/loss recognized in income | $ (13,913) | $ (6,681)
Derivatives Not Designated as Cash-Flow Hedging Instruments [Member] | Natural Gas Commodity Contracts [Member] | Unrealized (loss) on derivative instruments, net |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of gain/loss recognized in income | (966) | (1,085)
Derivatives Not Designated as Cash-Flow Hedging Instruments [Member] | Natural Gas Commodity Contracts [Member] | Realized (loss) on derivative instruments, net |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of gain/loss recognized in income | (1,986) | (277)
Derivatives Not Designated as Cash-Flow Hedging Instruments [Member] | Crude Oil Commodity Contracts [Member] | Unrealized (loss) on derivative instruments, net |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of gain/loss recognized in income | (3,240) | (4,883)
Derivatives Not Designated as Cash-Flow Hedging Instruments [Member] | Crude Oil Commodity Contracts [Member] | Realized (loss) gain on derivative instruments, net |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |
Amount of gain/loss recognized in income | $ (7,721) | $ (636)

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI https://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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