Summary of Significant Accounting Policies - Common Stock Warrant Liability (Details) - $ / shares	12 Months Ended
	Jan. 31, 2022	Feb. 26, 2021	Feb. 25, 2021	Jan. 31, 2021
Class of Warrant or Right [Line Items]
Warrants outstanding (in shares)	35,549,024			38,761,031
Common stock, par value (USD per share)	$ 0.0001	$ 0.0001		$ 0.0001
Warrants exercised (in shares)	(19,959,656)
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)	(10,226,081)
Warrants redeemed (in shares)	(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
Private Placement Warrants
Class of Warrant or Right [Line Items]
Warrants outstanding (in shares)	10,435			0
Warrants exercised (in shares)	(6,511,133)
Warrants redeemed (in shares)	0