Short-Term Investments - Schedule of Short-Term Investments (Details) - USD ($)	3 Months Ended	6 Months Ended
	Jul. 31, 2022	Jul. 31, 2022	Jan. 31, 2022
Summary of Investment Holdings [Line Items]
Amortized Cost	$ 282,577,000	$ 282,577,000
Gross Unrealized Gains		0
Gross Unrealized Losses		(1,303,000)
Fair Value	283,880,000	283,880,000	$ 0
U.S. Treasury Securities
Summary of Investment Holdings [Line Items]
Amortized Cost	282,577,000	282,577,000
Gross Unrealized Gains		0
Gross Unrealized Losses	(1,300,000)	(1,303,000)
Fair Value	$ 283,880,000	$ 283,880,000