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Income Tax Matters - Additional Information (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Tax Credit Carryforward [Line Items] |  |  |  |
Net operating loss | $ 160,700,000 |  |  |
Operating loss expiration period | Dec. 31, 2030 |  |  |
Increase (decrease) in valuation allowance | $ (900,000) | $ (1,800,000) | $ (3,500,000) |
Gross unrecognized tax benefits | 5,000,000.0 | 4,100,000 | 3,800,000 | $ 4,100,000
Amount that would be reflected in income tax provision if unrecognized tax benefits are recognized | 5,000,000.0 |  |  |
Accrued interest and penalties on unrecognized tax benefits | 100,000 | 200,000 |  |
Accrued interest and penalties on unrecognized tax benefits, current | 0 | $ 0 |  |
(Decrease) increase in interest and penalties |  |  | $ 300,000 |
Research Tax Credit Carryforward |  |  |  |
Tax Credit Carryforward [Line Items] |  |  |  |
Tax credit carryforward | $ 12,000,000.0 |  |  |
Tax credit carryforward expiration period | Dec. 31, 2042 |  |  |

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- Definition The amount the liability recorded for the income tax examination increased or decreased in the current year/accounting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -URI https://asc.fasb.org/extlink&oid=121826272&loc=SL6600010-109319 + Details
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