Stock-Based Compensation - Schedule of Share-Based Compensation Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2025	Jul. 31, 2024	Jul. 31, 2025	Jul. 31, 2024
Equity Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	$ 12,962	$ 12,333	$ 25,621	$ 24,398
Liability Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	893	0	2,725	0
Cost of revenue \| Equity Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	729	698	1,400	1,386
Cost of revenue \| Liability Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	225	0	716	0
Sales and marketing \| Equity Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	704	3,155	3,115	5,906
Sales and marketing \| Liability Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	100	0	573	0
Research and development \| Equity Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	3,818	2,607	6,952	5,390
Research and development \| Liability Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	514	0	1,201	0
General and administrative \| Equity Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	7,711	5,873	14,154	11,716
General and administrative \| Liability Classified Awards
Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]
Total stock-based compensation expense	$ 54	$ 0	$ 235	$ 0