Related Party Transactions (Details) - Related Party - USD ($)	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024	Jan. 31, 2025
Related Party Transaction [Line Items]
Contract term	3 years		3 years
Contract value	$ 67,500,000		$ 67,500,000
Revenue	5,900,000	$ 2,800,000	10,700,000	$ 5,700,000
Receivables	$ 0		0		$ 0
Strategic investment, non-marketable equity securities			$ 20,000,000.0	$ 5,000,000.0