Stock Option Plan - Summary of Share-based Payment Arrangement, Expensed and Capitalized, Amount (Detail) - USD ($) $ in Thousands |
6 Months Ended | |
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Jun. 30, 2021 |
Jun. 30, 2020 |
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Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
Total stock-based compensation expense | $ 78,438 | $ 8,763 |
Research and Development Expense [Member] | ||
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
Total stock-based compensation expense | 74,314 | 7,469 |
Selling, General and Administrative Expenses [Member] | ||
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] | ||
Total stock-based compensation expense | $ 4,124 | $ 1,293 |
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- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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