Net Income Per Share - Schedule of Potentially Dilutive Securities Excluded from Diluted Per Share Calculations (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	8,996	14,489	12,853	8,207
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	4,309	5,909	3,709	5,127
PSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	727	780	727	780
RSUs
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	3,625	7,156	8,082	2,300
ESPP
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	335	16	335	0
Warrants to purchase common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Total shares excluded from net income per share (in shares)	0	628	0	0