Equity Compensation - Schedule of Assumption Used to Estimate the Fair Value of Stock-Based Awards (Details) - shares	3 Months Ended		6 Months Ended
	Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expected dividends			0.00%
Performance Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of expected volatilities, minimum (in percentage)			35.10%	29.70%
Range of expected volatilities, maximum (in percentage)			36.70%	33.40%
Expected dividends			0.00%	0.00%
Range of risk-free interest rates, minimum (in percentage)			3.70%	3.80%
Range of risk-free interest rates, maximum (in percentage)			3.90%	4.10%
Awards granted in period (in shares)	0	0	350,000
ESPP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of expected volatilities, minimum (in percentage)			33.90%	29.10%
Range of expected volatilities, maximum (in percentage)			34.80%	29.50%
Expected dividends			0.00%	0.00%
Range of risk-free interest rates, minimum (in percentage)				4.00%
Range of risk-free interest rates, maximum (in percentage)				4.30%
Range of risk-free interest rates (in percentage)			3.70%
Awards granted in period (in shares)	0	0
ESPP | Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of expected lives (in years)			6 months	6 months
ESPP | Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Range of expected lives (in years)			2 years	2 years