Fair Value of Financial Assets and Liabilities - Schedule of Fair Value by Balance Sheet Location (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Jan. 31, 2025
Assets
Short-term investments	$ 410,649	$ 104,027
Liabilities
Warrants	0	18,077
Contingent consideration for acquisitions	0	2,883
U.S. Treasury securities
Assets
Short-term investments	212,897	13,096
Commercial paper
Assets
Short-term investments	4,601	4,289
Corporate bonds
Assets
Short-term investments	193,151	84,528
Certificates of deposit
Assets
Short-term investments		2,114
Fair Value, Recurring \| Level 1
Assets
Short-term investments	0
Total assets	318,004	52,499
Liabilities
Contingent consideration for acquisitions		0
Total liabilities	128,363	9,177
Fair Value, Recurring \| Level 1 \| Public Warrants
Liabilities
Warrants	128,363	9,177
Fair Value, Recurring \| Level 1 \| Private Placement Warrants
Liabilities
Warrants	0	0
Fair Value, Recurring \| Level 1 \| U.S. Treasury securities
Assets
Short-term investments	212,897	13,095
Fair Value, Recurring \| Level 1 \| Commercial paper
Assets
Short-term investments	0	0
Fair Value, Recurring \| Level 1 \| Corporate bonds
Assets
Cash equivalents	0
Short-term investments		0
Fair Value, Recurring \| Level 1 \| Certificates of deposit
Assets
Short-term investments		0
Fair Value, Recurring \| Level 1 \| Money market funds
Assets
Cash equivalents	99,181	29,054
Restricted cash equivalents: money market funds	5,926	10,350
Fair Value, Recurring \| Level 2
Assets
Short-term investments	2,584
Total assets	200,336	90,932
Liabilities
Contingent consideration for acquisitions		0
Total liabilities	0	0
Fair Value, Recurring \| Level 2 \| Public Warrants
Liabilities
Warrants	0	0
Fair Value, Recurring \| Level 2 \| Private Placement Warrants
Liabilities
Warrants	0	0
Fair Value, Recurring \| Level 2 \| U.S. Treasury securities
Assets
Short-term investments	0	0
Fair Value, Recurring \| Level 2 \| Commercial paper
Assets
Short-term investments	4,601	4,290
Fair Value, Recurring \| Level 2 \| Corporate bonds
Assets
Cash equivalents	193,151
Short-term investments		84,528
Fair Value, Recurring \| Level 2 \| Certificates of deposit
Assets
Short-term investments		2,114
Fair Value, Recurring \| Level 2 \| Money market funds
Assets
Cash equivalents	0	0
Restricted cash equivalents: money market funds	0	0
Fair Value, Recurring \| Level 3
Assets
Short-term investments	0
Total assets	0	0
Liabilities
Contingent consideration for acquisitions		7,558
Total liabilities	44,945	16,458
Fair Value, Recurring \| Level 3 \| Public Warrants
Liabilities
Warrants	0	0
Fair Value, Recurring \| Level 3 \| Private Placement Warrants
Liabilities
Warrants	44,945	8,900
Fair Value, Recurring \| Level 3 \| U.S. Treasury securities
Assets
Short-term investments	0	0
Fair Value, Recurring \| Level 3 \| Commercial paper
Assets
Short-term investments	0	0
Fair Value, Recurring \| Level 3 \| Corporate bonds
Assets
Cash equivalents	0
Short-term investments		0
Fair Value, Recurring \| Level 3 \| Money market funds
Assets
Cash equivalents	0	0
Restricted cash equivalents: money market funds	$ 0	$ 0

Fair value portion of asset recognized for present right to economic benefit.

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