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v3.21.2

Equity (Details) $ / shares in Units, dose in Millions |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 4 Months Ended | 9 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 27, 2021 USD ($) | Apr. 23, 2021 $ / shares shares | Mar. 01, 2021 dose $ / shares shares | Feb. 10, 2021 USD ($) | Feb. 07, 2021 $ / shares shares | Jun. 30, 2020 USD ($) shares | Apr. 30, 2020 USD ($) shares | Sep. 30, 2020 USD ($) shares | Aug. 31, 2020 at-the-marketOffering | Sep. 30, 2021 USD ($) dose $ / shares shares | Sep. 30, 2020 USD ($) shares | Apr. 30, 2021 shares | Apr. 29, 2021 shares | Dec. 31, 2020 $ / shares shares
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Convertible preferred stock, par value (in USD per share) | $ / shares |  |  |  |  |  |  |  |  |  | $ 0.01 |  |  |  | $ 0.01
Common stock, shares authorized (in shares) | shares |  |  |  |  |  |  |  |  |  | 295,000,000 |  | 295,000,000 | 200,000,000 | 200,000,000
Number of at-the-market offerings | at-the-marketOffering |  |  |  |  |  |  |  |  | 3 |  |  |  |  |
Series B Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, outstanding |  |  |  |  |  |  |  |  |  | $ 5,000,000 |  |  |  |
Series B Warrants | Level 3 | Discount Rate |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, measurement input |  |  |  |  |  |  |  |  |  | 0.15 |  |  |  |
COVAXIN Preferred Stock Purchase Agreement | Series B Warrants |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Agreement to sell, number of shares issued in transaction (in shares) | shares |  |  | 100,000 |  |  |  |  |  |  |  |  |  |  |
Convertible preferred stock, par value (in USD per share) | $ / shares |  |  | $ 0.01 |  |  |  |  |  |  |  |  |  |  |
Agreement to sell, price per share (in USD per share) | $ / shares |  |  | $ 109.60 |  |  |  |  |  |  |  |  |  |  |
Convertible preferred stock, shares issued upon conversion (in shares) | shares |  |  | 10 |  |  |  |  |  |  |  |  |  |  |
Supply agreement, number of doses | dose |  |  | 10.0 |  |  |  |  |  |  | 10.0 |  |  |  |
Registered Direct Offering |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued and sold | shares |  | 10,000,000 |  |  | 3,000,000 |  |  |  |  |  |  |  |  |
Price per share (in USD per share) | $ / shares |  | $ 10.00 |  |  | $ 7.65 |  |  |  |  |  |  |  |  |
Proceeds from sale of stock | $ 93,400,000 |  |  | $ 21,200,000 |  |  |  |  |  |  |  |  |  |
Commissions, fees and expenses | $ 6,600,000 |  |  | $ 1,700,000 |  |  |  |  |  |  |  |  |  |
ATMs |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued and sold | shares |  |  |  |  |  |  |  | 27,000,000 |  | 1,000,000 | 86,200,000 |  |  |
Proceeds from sale of stock |  |  |  |  |  |  |  | $ 10,100,000 |  | $ 4,800,000 | $ 25,600,000 |  |  |
Commissions, fees and expenses |  |  |  |  |  |  |  | $ 400,000 |  | $ 100,000 | $ 1,100,000 |  |  |
Subscription Agreements |  |  |  |  |  |  |  |  |  |  |  |  |  |
Subsidiary, Sale of Stock [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares issued and sold | shares |  |  |  |  |  | 1,300,000 | 1,000 |  |  |  |  |  |  |
Proceeds from sale of stock |  |  |  |  |  |  | $ 395 |  |  |  |  |  |  |
Accredited investors agreement to cancel outstanding obligation |  |  |  |  |  | $ 300,000 |  |  |  |  |  |  |  |
Accredited investors agreement to cancel additional portion owed representing a discount |  |  |  |  |  | $ 200,000 |  |  |  |  |  |  |  |

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