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Stock-Based Compensation - Narrative (Details) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended |
--- | --- | --- | --- | --- | ---
Jan. 01, 2023 shares | Jan. 01, 2021 | Oct. 14, 2020 USD ($) shares | Mar. 31, 2023 USD ($) tranch $ / shares shares | Mar. 31, 2022 USD ($) $ / shares shares | Sep. 30, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Grant date fair value (in dollars per share) | $ / shares |  |  |  | $ 2.46 | $ 5.13 |
Unrecognized compensation cost |  |  |  | $ 14,100 |  |
Intrinsic value of options exercised |  |  |  | 100 | $ 100 |
Aggregate intrinsic value of options exercisable |  |  |  | 200 |  |
Aggregate intrinsic value of options outstanding |  |  |  | 200 |  |
Total stock-based compensation |  |  |  | $ 1,683 | $ 1,513 |
Stock options |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Weighted-average amortization period |  |  |  | 2 years 5 months 26 days |  |
Expected dividends |  |  |  | 0.00% |  |
Restricted Stock Units (RSUs) |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Weighted-average amortization period |  |  |  | 3 years 5 months 19 days |  |
Total stock-based compensation |  |  |  | $ 200 |  |
Unrecognized compensation cost for RSU |  |  |  | $ 3,100 |  |
2020 Stock Incentive Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Increase in number of shares authorized, percentage of capital stock outstanding |  |  |  |  |  | 0.04
Common stock, additional capital shares reserved for future issuance (in shares) | shares | 1,695,623 |  |  |  |  |
Shares reserved for future issuance | shares |  |  |  | 3,739,124 |  |
Stock-based compensation, vesting period |  |  |  | 4 years |  |
Share-based compensation, expiration period |  |  |  | 10 years |  |
Share-based payment award, grants in period (in shares) | shares |  |  |  | 165,050 |  |
Number of tranches | tranch |  |  |  | 3 |  |
Threshold consecutive trading days |  |  |  | 30 days |  |
2020 Employee Stock Purchase Plan |  |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |
Increase in number of shares authorized, percentage of capital stock outstanding |  |  | 0.01 |  |  |
Common stock, additional capital shares reserved for future issuance (in shares) | shares | 423,905 |  |  |  |  |
Shares reserved for future issuance | shares |  |  | 395,795 | 1,216,723 |  |
Purchase price of common stock in percent |  |  | 85.00% |  |  |
Contribution limit in percentage of employee's eligible compensation |  |  | 15.00% |  |  |
Maximum value of shares per employee during any calendar year |  |  | $ 25 |  |  |
Maximum number of shares per employee during any one purchase period (in shares) | shares |  |  | 600 |  |  |
Annual increase in number of shares authorized, term |  | 10 years |  |  |  |
Stock issued under ESPP (in shares) | shares |  |  |  | 11,171 | 5,227 |
Proceeds from ESPP |  |  |  | $ 100 | $ 100 |

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- Definition The estimated dividend rate (a percentage of the share price) to be paid (expected dividends) to holders of the underlying shares over the option's term. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(iii) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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