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v3.22.2.2

Stockholders' Equity and Warrant Liabilities - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |  |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended | 11 Months Ended | 14 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Aug. 01, 2022 | Jul. 12, 2022 | May 01, 2022 | Jun. 11, 2021 | Jul. 31, 2022 | Jul. 31, 2022 | Apr. 30, 2022 | Jul. 31, 2021 | Jan. 31, 2021 | Jul. 31, 2022 | Apr. 30, 2022 | Jul. 31, 2022 | Sep. 08, 2022
Series C Warrants |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise price of warrants or rights |  |  |  |  | $ 19.20 | $ 19.20 |  |  |  | $ 19.20 |  | $ 19.20 |
Class of warrant or right term |  |  |  |  |  |  |  |  |  | 5 years |  |  |
Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issued during period shares new issues |  |  |  |  |  | 7,814,115 | 19,896,904 | 43,978,999 | 25,000,000 |  |  |  |
2022 Open Market Sale Agreement | Jefferies LLC, B. Riley Securities, Inc., Barclays Capital Inc., BMO Capital Markets Corp., BofA Securities, Inc., Canacord Genuity LLC, Citigroup Global Markets Inc., J.P. Morgan Securities LLC and Loop Capital Markets LLC |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage of sales commission |  | 2.00% |  |  |  |  |  |  |  |  |  |  |
2022 Open Market Sale Agreement | Jefferies LLC, B. Riley Securities, Inc., Barclays Capital Inc., BMO Capital Markets Corp., BofA Securities, Inc., Canacord Genuity LLC, Citigroup Global Markets Inc., J.P. Morgan Securities LLC and Loop Capital Markets LLC | Subsequent Event |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Shares remaining under the plan |  |  |  |  |  |  |  |  |  |  |  |  | 76,500,000
2022 Open Market Sale Agreement | Jefferies LLC, B. Riley Securities, Inc., Barclays Capital Inc., BMO Capital Markets Corp., BofA Securities, Inc., Canacord Genuity LLC, Citigroup Global Markets Inc., J.P. Morgan Securities LLC and Loop Capital Markets LLC | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issued during period shares new issues | 10,700,000 |  |  |  | 18,500,000 |  |  |  |  | 7,800,000 |  |  |
Gross proceeds from issuance of common stock | $ 39.2 |  |  |  |  |  |  |  |  | $ 27.9 |  |  |
Net proceeds from issuance of common stock | 38.4 |  |  |  |  |  |  |  |  | 27.2 |  |  |
Payments of commissions | $ 0.8 |  |  |  |  |  |  |  |  | $ 0.7 |  |  |
Average sale price per share |  |  |  |  | $ 3.63 |  |  |  |  |  |  |  |
Shares remaining under the plan |  |  |  |  | 87,200,000 | 87,200,000 |  |  |  | 87,200,000 |  | 87,200,000 |
2022 Open Market Sale Agreement | Maximum | Jefferies LLC, B. Riley Securities, Inc., Barclays Capital Inc., BMO Capital Markets Corp., BofA Securities, Inc., Canacord Genuity LLC, Citigroup Global Markets Inc., J.P. Morgan Securities LLC and Loop Capital Markets LLC | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issued during period shares new issues |  | 95,000,000.0 |  |  |  |  |  |  |  |  |  |  |
2021 Open Market Sale Agreement | Agents | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Stock issued during period shares new issues |  | 0 | 0 |  |  |  |  |  |  |  | 64,000,000.0 | 64,000,000.0 |
Gross proceeds from issuance of common stock |  |  |  |  |  |  |  |  |  |  | $ 498.1 | $ 498.1 |
Net proceeds from issuance of common stock |  |  |  |  |  |  |  |  |  |  | 488.1 | 488.1 |
Payments of commissions |  |  |  |  |  |  |  |  |  |  | $ 10.0 | $ 10.0 |
Aggregate offering price |  |  |  | $ 500.0 |  |  |  |  |  |  |  |  |
Percentage of sales commission |  |  |  | 2.00% |  |  |  |  |  |  |  |  |
Average sale price per share |  |  |  |  |  |  |  |  |  |  |  | $ 7.79 |
2021 Open Market Sale Agreement | Maximum | Agents | Common Stock |  |  |  |  |  |  |  |  |  |  |  |  |
Stockholders' Equity Note |  |  |  |  |  |  |  |  |  |  |  |  |
Aggregate offering price |  |  |  | $ 500.0 |  |  |  |  |  |  |  |  |

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