Revenue Recognition - Disaggregation of Revenue by Region According to Location of Customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenue	$ 1,308,072	$ 1,058,581	$ 892,252
Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	100.00%	100.00%	100.00%
Americas
Disaggregation of Revenue [Line Items]
Total revenue	$ 631,923	$ 529,060	$ 430,326
Americas | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	48.00%	50.00%	48.00%
Europe, Middle East, and Africa
Disaggregation of Revenue [Line Items]
Total revenue	$ 415,915	$ 301,036	$ 261,857
Europe, Middle East, and Africa | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	32.00%	28.00%	29.00%
Asia-Pacific
Disaggregation of Revenue [Line Items]
Total revenue	$ 260,234	$ 228,485	$ 200,069
Asia-Pacific | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	20.00%	22.00%	23.00%
U.S. | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	43.00%	46.00%	43.00%
Japan | Revenue | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Percentage of Revenue	9.00%	10.00%	11.00%