Effective Tax Rate (Detail) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
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| Income Tax Disclosure [Abstract] | |||
| Federal tax benefit rate | 21.00% | 21.00% | 21.00% |
| Permanent items | (1.20%) | (4.40%) | (6.10%) |
| Stock based compensation | 0.40% | 0.30% | (0.50%) |
| Tax attribute expirations | (13.20%) | (5.90%) | (6.60%) |
| Foreign withholding tax | 0.00% | 0.00% | 0.40% |
| Valuation allowance | (7.20%) | (11.20%) | (7.80%) |
| Other | 0.20% | 0.20% | 0.00% |
| Effective income tax rate | 0.00% | 0.00% | 0.40% |
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- Definition Effective income tax rate reconciliation expirations of attribute. No definition available.
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- Definition Effective income tax rate reconciliation foreign withholding tax. No definition available.
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- Definition Effective Income Tax Rate Reconciliation Permanent Items No definition available.
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage of difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying domestic federal statutory income tax rate to pretax income (loss) from continuing operation, attributable to nondeductible expense for share-based payment arrangement. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to other adjustments. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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