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Summary of Significant Accounting Policies - Summary of Other Current Assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | $ 15,077 | $ 14,839
Production tax refunds receivable |  |
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | 7,879 | 7,915
Pipe and oil field equipment inventory |  |
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | 5,015 | 3,080
Prepaid expenses |  |
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | 2,183 | 1,829
Advance payments for drilling costs |  |
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | 0 | 1,795
Other |  |
Schedule Of Other Current Assets [Line Items] |  |
Other current assets | $ 0 | $ 220

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