Revenues - Disaggregation of Revenue by Product and Service (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenue	$ 149,668	$ 112,981	$ 416,127	$ 301,429
Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	100.00%	100.00%	100.00%	100.00%
Subscription—self-managed and SaaS
Disaggregation of Revenue [Line Items]
Total revenue	$ 130,993	$ 98,435	$ 364,280	$ 264,294
Subscription—self-managed and SaaS | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	88.00%	87.00%	88.00%	88.00%
Subscription—self-managed
Disaggregation of Revenue [Line Items]
Total revenue	$ 91,716	$ 72,720	$ 257,962	$ 199,335
Subscription—self-managed | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	62.00%	64.00%	62.00%	66.00%
SaaS
Disaggregation of Revenue [Line Items]
Total revenue	$ 39,277	$ 25,715	$ 106,318	$ 64,959
SaaS | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	26.00%	23.00%	26.00%	22.00%
License—self-managed and other
Disaggregation of Revenue [Line Items]
Total revenue	$ 18,675	$ 14,546	$ 51,847	$ 37,135
License—self-managed and other | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	12.00%	13.00%	12.00%	12.00%
License—self-managed
Disaggregation of Revenue [Line Items]
Total revenue	$ 16,037	$ 11,860	$ 44,016	$ 30,646
License—self-managed | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	10.00%	11.00%	10.00%	10.00%
Professional services and other
Disaggregation of Revenue [Line Items]
Total revenue	$ 2,638	$ 2,686	$ 7,831	$ 6,489
Professional services and other | Revenue from Contract with Customer, Product and Service Benchmark | Product Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk, percentage	2.00%	2.00%	2.00%	2.00%