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Stockholders' Equity - Common Stock Reserved for Future Issuance (Detail) | Sep. 30, 2022 shares
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Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 2,686,213
Equity Incentive Plan 2012 [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 510,412
2016 Employee Stock Purchase Plan [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 75,000
Stock options [Member] | Equity Incentive Plan 2012 [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 1,353,592
Stock options [Member] | 2016 Employee Stock Purchase Plan [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 59,435
Stock options [Member] | 2021 Inducement Equity Plan [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 700,000
Stock options [Member] | Incentive Award Plan [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 50,000
Restricted stock units (RSUs) [Member] | Equity Incentive Plan 2012 [Member] |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
Common stock reserved for future issuance | 12,774

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- Definition Aggregate number of common shares reserved for future issuance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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