Fair Value of Financial Instruments - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Thousands	Apr. 30, 2026	Jan. 31, 2026
Assets:
Total assets	$ 29,165	$ 95,998
Liabilities:
Contingent consideration	7,000	8,200
Total liabilities	7,000	8,200
Money market funds
Assets:
Assets	29,165	36,227
Commercial paper
Assets:
Assets		29,895
U.S. treasury securities
Assets:
Assets		29,876
Level 1
Assets:
Total assets	29,165	36,227
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
Level 1 | Money market funds
Assets:
Assets	29,165	36,227
Level 1 | Commercial paper
Assets:
Assets
Level 1 | U.S. treasury securities
Assets:
Assets		0
Level 2
Assets:
Total assets	0	59,771
Liabilities:
Contingent consideration	0	0
Total liabilities	0	0
Level 2 | Money market funds
Assets:
Assets	0	0
Level 2 | Commercial paper
Assets:
Assets		29,895
Level 2 | U.S. treasury securities
Assets:
Assets		29,876
Level 3
Assets:
Total assets	0	0
Liabilities:
Contingent consideration	7,000	8,200
Total liabilities	7,000	8,200
Level 3 | Money market funds
Assets:
Assets	$ 0	0
Level 3 | Commercial paper
Assets:
Assets
Level 3 | U.S. treasury securities
Assets:
Assets		$ 0