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Common Stock - Narrative (Details) - $ / shares |  | 115 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Aug. 29, 2013 | Jun. 06, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Nov. 11, 2013
Class of Stock [Line Items] |  |  |  |  |
Common stock, shares authorized (in shares) |  |  | 400,000,000 | 400,000,000 |
Common stock, par value (in dollars per share) |  |  | $ 0.001 | $ 0.001 |
Total common shares reserved for future issuance |  |  | 54,982,425 |  |
2013 Plan |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Total common shares reserved for future issuance |  |  |  |  | 12,000,000
Shares available for grant under the 2013 Plan |  |  | 34,699,188 |  |
Award exercise price as percent of fair market value of common stock on grant date threshold |  |  |  |  | 100.00%
2013 Plan | Forecast |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Expiration period |  | 10 years |  |  |
2005 Stock Incentive Plan |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Total common shares reserved for future issuance |  |  |  |  | 3,838,985
2013 Employee Stock Purchase Plan |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |
Total common shares reserved for future issuance |  |  | 10,801,299 |  |
Maximum employee subscription rate | 15.00% |  |  |  |
Employee discount on applicable offering period | 15.00% |  |  |  |
Offering period (no more than 6 months) | 6 months |  |  |  |
Shares reserved | 4,000,000 |  |  |  |
Maximum aggregate number of shares to be issued | 20,000,000 |  |  |  |

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