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Stock-Based Compensation - Stock-Based Compensation Expense (Details) - USD ($) $ in Thousands		12 Months Ended
	Aug. 01, 2024	Jan. 31, 2026	Jan. 31, 2025	Jan. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Stock-based compensation related to internal-use software development		$ 400	$ 300	$ 300
Unrecognized compensation cost, stock options		47,800
Hearsay Social, Inc.
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Award vesting period (in years)	1 year
Equity classified awards:
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		48,711	51,780	44,961
Equity classified awards: \| Cost of revenue
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		2,624	2,753	2,900
Equity classified awards: \| Sales and marketing
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		7,400	15,583	15,067
Equity classified awards: \| Research and development
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		13,843	10,265	11,349
Equity classified awards: \| General and administrative
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		$ 24,844	23,179	15,645
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Unrecognized compensation cost, period for recognition (in years)		1 year 9 months 10 days
Liability classified awards:
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		$ 2,796	9,105	0
Liability classified awards: \| Cost of revenue
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		720	201	0
Liability classified awards: \| Sales and marketing
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		603	5,782	0
Liability classified awards: \| Research and development
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		1,234	2,419	0
Liability classified awards: \| General and administrative
Share-based Compensation Arrangement by Share-based Payment Award, Compensation Cost [Line Items]
Total stock-based compensation expense		$ 239	$ 703	$ 0