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Common Stock and Common Stock Warrants - Reserved Shares of Common Stock for Issuance (Details) - shares | Mar. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Class of Stock [Line Items] |  |
Warrants to purchase common stock | 0 | 75,000,000
Total | 32,920,505,000 | 22,212,404,000
2020 Equity Incentive Plan | Common stock |  |
Class of Stock [Line Items] |  |
Shares reserved of common stock for issuance | 10,389,402,000 | 2,537,181,000
Options to purchase common stock |  |
Class of Stock [Line Items] |  |
Shares reserved of common stock for issuance | 19,590,771,000 | 19,600,223,000
Unvested RSUs |  |
Class of Stock [Line Items] |  |
Shares reserved of common stock for issuance | 827,192,000 | 0
ESPP |  |
Class of Stock [Line Items] |  |
Shares reserved of common stock for issuance | 2,113,140,000 | 0

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- Definition The number of warrants or rights which entitle the entity to receive future services in exchange for the unvested, forfeitable warrants or rights. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 50 -Section S99 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6784392&loc=d3e188667-122775 + Details
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