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Equity Incentive Plans - Additional Information (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Dec. 31, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Weighted-average remaining contractual life stock options outstanding |  |  | 7 years 4 months 24 days |  |
Weighted-average remaining contractual life vested and exercisable stock options |  |  | 5 years 8 months 12 days |  |
Proceeds from exercise of stock options |  |  | $ 6,739 | $ 20,513 |
Proceeds from settlement of stock option exercised in prior periods |  |  |  | 300 |
Unsettled cash proceeds related to stock options exercised |  | $ 200 |  | $ 200 |
Grant date fair value |  |  | $ 7.36 | $ 26.52 |
Recognized share-based compensation expense | $ 14,180 | $ 11,249 | $ 27,041 | $ 19,733 |
Option Valuation Model |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Expected dividend yield |  |  | 0.00% |  |
Monte Carlo Valuation Model |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Recognized share-based compensation expense |  |  | $ 4,700 |  |
Requisite service period term |  |  | 3 years |  |
Market-Based Restricted Stock Units | Monte Carlo Valuation Model |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Grant date fair value |  |  | $ 18.89 |  |
Market-Based Restricted Stock Units | Chief Executive Officer |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Performance period term |  |  | 3 years |  |
Market-Based Restricted Stock Units | Minimum | Chief Executive Officer |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Common stock that may be earned under the award | 0 |  | 0 |  |
Market-Based Restricted Stock Units | Maximum | Chief Executive Officer |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Common stock that may be earned under the award | 494,234 |  | 494,234 |  |
2009 Equity Incentive Plan | Grant |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Shares available for future issuance | 0 |  | 0 |  |
2009 Equity Incentive Plan | Grant | Maximum |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Option expiration period |  |  | 10 years |  |
2019 Equity Incentive Plan |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Shares available for future issuance | 14,516,155 |  | 14,516,155 |  | 22,299,923
2019 Equity Incentive Plan | Grant |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Number of shares authorized for issuance | 29,279,180 |  | 29,279,180 |  |
2019 Equity Incentive Plan | Grant | Non Employee Directors |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Vesting period |  |  | 4 years |  |
2019 Equity Incentive Plan | Grant | Maximum |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Option expiration period |  |  | 10 years |  |
2019 Equity Incentive Plan | Restricted Stock Units (RSUs) |  |  |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |  |  |
Grant date fair value |  |  | $ 11.66 | $ 42.93 |

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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. + 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 (h)(1)(i) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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 (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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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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- 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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