Summary of Significant Accounting Policies - Common Stock Warrant Liability (Details) - $ / shares			9 Months Ended
	Jul. 06, 2021	Jun. 04, 2021	Oct. 31, 2021	Feb. 26, 2021	Feb. 25, 2021	Jan. 31, 2021
Class of Warrant or Right [Line Items]
Warrants outstanding (in shares)			37,756,829			38,761,031
Common stock, par value (USD per share)			$ 0.0001	$ 0.0001		$ 0.0001
Warrants exercised (in shares)			17,751,851
Warrants redeemed (in shares)			244,481
Public Warrants
Class of Warrant or Right [Line Items]
Warrants outstanding (in shares)			0		10,470,562	0
Warrants exercised (in shares)		244,481	10,226,081
Warrants redeemed (in shares)	244,481		244,481
Public Warrants | Common Class A | Switchback
Class of Warrant or Right [Line Items]
Common stock, par value (USD per share)				0.0001
Stock price of warrants (in dollars per share)				$ 11.50
Private Warrants
Class of Warrant or Right [Line Items]
Warrants outstanding (in shares)				1,000,000	6,521,568