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Income Taxes - Additional Information (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Tax Cuts and Jobs Act of 2017, change in tax rate, income tax benefit |  |  |  |  | $ 20,204
Alternative minimum tax credits |  |  |  | $ 4,760 | 9,919
Percentage of AMT credit refundable |  |  |  | 50.00% |
Number of years in which tax refund is expected to be received |  |  |  | 4 years |
Expected credits against regular tax and refunds of previously paid taxes |  |  |  | $ 4,760 |
Income Tax Refundable |  |  |  | 4,760 |
Tax Year 2018 [Member] |  |  |  |  |
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Income Tax Refundable |  |  |  | 4,760 |
Tax Years 2016 and 2017 [Member] |  |  |  |  |
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Expected credits against regular tax and refunds of previously paid taxes |  |  |  | $ 1,186 |
Scenario, Forecast [Member] |  |  |  |  |
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Percentage of AMT credit refundable | 100.00% | 50.00% | 50.00% |  |
Texas Franchise Tax [Member] |  |  |  |  |
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Tax credit operating carry forward losses allowed after the period, Description |  |  |  | No credit may be carried forward past 2026 |
Texas Franchise Tax [Member] | 2018 through 2026 [Member] |  |  |  |  |
Income Taxes And Tax Related [Line Items] |  |  |  |  |
Expected credits against regular tax and refunds of previously paid taxes |  |  |  | $ 89 |

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- Definition Amount of income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act of 2017. + References No definition available. + Details
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- Definition Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(8)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(10)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 + Details
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