Share-based Compensation - Additional information (Details) - USD ($) $ / shares in Units, $ in Thousands |
3 Months Ended | ||||||||
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Aug. 28, 2019 |
Mar. 31, 2022 |
Mar. 31, 2021 |
Dec. 31, 2021 |
Dec. 27, 2021 |
May 03, 2021 |
May 02, 2021 |
May 26, 2020 |
May 25, 2020 |
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| Share-based Compensation | |||||||||
| Aggregate purchase price | $ 285 | ||||||||
| Common stock, par value | $ 0.001 | $ 0.001 | $ 0.001 | ||||||
| 2019 Plan | |||||||||
| Share-based Compensation | |||||||||
| Number of shares reserved for future issuance | 571,429 | 485,715 | 57,143 | ||||||
| Number of shares available for grant | 434,939 | 571,429 | 485,715 | ||||||
| Shares awarded | 57,143 | 136,490 | |||||||
| 2019 Plan | Executive officer | |||||||||
| Share-based Compensation | |||||||||
| Number of shares available for grant | 14,286 | ||||||||
| Incentive stock options | 2019 Plan | |||||||||
| Share-based Compensation | |||||||||
| Intrinsic value | $ 210 | ||||||||
| Un-recognized share-based compensation expense | $ 138 | ||||||||
| Period of recognition of stock based compensation expense | 12 months | ||||||||
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- Definition Aggregate number of common shares reserved for future issuance. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of cost to be recognized for option under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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 The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares issued under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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