Stockholders' Equity - Summary of Share-Based Compensation and Tax Benefit Recognized (Details) - USD ($) |
1 Months Ended | 3 Months Ended | 9 Months Ended | 12 Months Ended |
|---|---|---|---|---|
Dec. 31, 2020 |
Sep. 30, 2021 |
Sep. 30, 2021 |
Dec. 31, 2020 |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Share-based compensation | $ 818,000 | |||
| Less: Income tax benefit | 0 | |||
| Share-based compensation, net of income tax benefit | 818,000 | |||
| Performance Condition Awards [Member] | ||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Share-based compensation | 0 | |||
| Service Condition Awards [Member] | ||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Share-based compensation | 785,000 | |||
| Market Condition Awards [Member] | ||||
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
| Share-based compensation | $ 33,000 | $ 374,000 | $ 1,772,000 | $ 33,000 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after tax, of expense for award under share-based payment arrangement. No definition available.
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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. No definition available.
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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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