Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2023	Oct. 31, 2022	Oct. 31, 2023	Oct. 31, 2022	Jan. 31, 2023
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 59,770		$ 59,770		$ 50,320
Less accumulated depreciation and amortization	(33,640)		(33,640)		(28,945)
Property and equipment, net	26,130		26,130		21,375
Depreciation, excluding exchange rate effect	1,600	$ 1,200	4,700	$ 4,000
Software development costs capitalized	3,100	1,900	8,500	5,700
Capitalized software development costs amortized	1,200	$ 1,200	3,800	$ 3,700
Capitalized internal-use software development costs
Property, Plant and Equipment [Line Items]
Property and equipment, gross	52,396		52,396		44,399
Computer equipment and software
Property, Plant and Equipment [Line Items]
Property and equipment, gross	2,064		2,064		2,038
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	4,221		4,221		3,070
Furniture, vehicles and office equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,089		$ 1,089		$ 813