Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended	19 Months Ended
	Jul. 12, 2022	Jan. 31, 2024	Jan. 31, 2024	Oct. 31, 2023
Stockholders' Equity Note
Common stock, shares authorized		1,000,000,000	1,000,000,000	1,000,000,000
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 | Common Stock
Stockholders' Equity Note
Shares sold during the period		0	62,800,000
Gross proceeds from sale of common stock			$ 166.8
Payments of underwriting discounts and commissions			$ 4.1
Average sale price per share			$ 2.66
Net proceeds from issuance of common stock			$ 162.7
Shares remaining under the plan		32,200,000	32,200,000
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