Stock-Based Compensation - Additional Information (Details) - USD ($)
$ / shares in Units, $ in Thousands |
2 Months Ended |
3 Months Ended |
6 Months Ended |
9 Months Ended |
|
|
Feb. 28, 2021 |
Sep. 30, 2021 |
Mar. 31, 2021 |
Sep. 30, 2020 |
Jun. 30, 2021 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Jun. 25, 2021 |
Dec. 31, 2020 |
| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Common stock, shares authorized |
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1,000,000,000
|
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1,000,000,000
|
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1,000,000,000
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| Common stock, shares, outstanding |
|
296,794,199
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296,794,199
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261,907,622
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| Common stock shares issued |
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299,968,425
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299,968,425
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264,747,644
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| Common stock, par value |
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$ 0.01
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$ 0.01
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$ 0.01
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| Number of Shares, Granted |
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3,956,517
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| Share-based compensation arrangement by share-based payment award, options, vested in period, fair value |
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$ 320,936
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| Outstanding, weighted average remaining contractual term |
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4 years 10 months 24 days
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| Unvested Restricted Stock Shares, Granted |
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1,639,868
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| Stock based compensation expense |
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$ 6,751
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|
$ 402
|
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$ 210,292
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$ 1,187
|
|
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| Incremental stock-based compensation expense |
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$ 75,217
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$ 117,708
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| Restricted stock units vested upon grant |
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$ 165
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| Stock based compensation expense estimated forfeiture rate. |
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6.96%
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| Initial Public Offering |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Issuance of common stock pursuant to initial public offering, Shares |
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|
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31,250,000
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| Common stock shares issued |
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|
|
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43,125,000
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| Time Vesting Options |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Number of Shares, Granted |
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3,208,581
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| Weighted average non vested exercise price per share, granted |
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|
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$ 5.11
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| Outstanding, weighted average remaining contractual term |
|
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3 years 4 months 13 days
|
|
|
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| Stock based compensation expense |
|
2,184
|
|
402
|
|
$ 3,458
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1,187
|
|
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| Unrecognized compensation expense, total |
|
13,990
|
|
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13,990
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| Share based compensation arrangement by share based payment award options total grant date fair value |
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$ 16,408
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| Performance Vesting Options |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Number of Shares, Granted |
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|
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747,936
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| Weighted average non vested exercise price per share, granted |
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$ 2.26
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| Stock based compensation expense |
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0
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0
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$ 201,985
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0
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| Share-based compensation payment award, accelerated vesting, shares |
7,874,304
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| Share based compensation arrangement by share based payment award options total grant date fair value |
|
|
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3,895
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| Performance Vesting Options | Initial Public Offering |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Stock based compensation expense |
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$ 0
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| Restricted Stock Units R S U [Member] |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Outstanding, weighted average remaining contractual term |
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3 years 6 months 18 days
|
|
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| Stock based compensation expense |
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3,076
|
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$ 0
|
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$ 3,358
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$ 0
|
|
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| Unrecognized compensation expense, total |
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17,626
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$ 17,626
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| 2021 Plan [Member] |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Issuance of common stock pursuant to initial public offering , Shares |
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29,800,000
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| 2021 Plan [Member] | Initial Public Offering |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Number of Shares, Granted |
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3,726,305
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| 2014 Plan [Member] |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Share-based Compensation Arrangement by Share-based Payment Award, Plan Modification, Description and Terms |
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All stock options granted under the 2014 Plan are equity-classified and have a contractual life of ten years. Under the 2014 Plan, 60% of the shares in a grant contain service-based vesting conditions and vest ratably over a five-year period and 40% of the shares in a grant contain performance-based vesting conditions (“Performance Vesting Options”). The condition for the Performance Vesting Options is a change in control or an initial public offering, where (i) 50% of the Performance Vesting Options vest and become exercisable if the Principal Stockholders receive the Target Proceeds at the Measurement Date and (ii) the remaining 50% of the Performance Vesting Options vest and become exercisable if the Principal Stockholders receive the Maximum Amount at the Measurement Date. Principal Stockholders is defined in the 2014 Plan as
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| Issuance of common stock pursuant to initial public offering , Shares |
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256,431
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| Two Thousand And Twenty One Employee Stock Purchase Plan |
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| Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |
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| Number of shares reserved for future issuance |
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5,000,000
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|
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| Outstanding, weighted average remaining contractual term |
|
|
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1 month 9 days
|
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| Unrecognized compensation expense, total |
|
$ 711
|
|
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$ 711
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| Share based compensation arrangement by share based payment award description |
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The 2021 ESPP provides that the number of shares reserved and available for issuance under the 2021 ESPP will automatically increase on January 1 of each calendar year from January 1, 2022 through January 1, 2031 by an amount equal to the lesser of (i) 0.5% of the outstanding number of shares of common stock on the immediately preceding December 31
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