Goodwill and Acquired Intangible Assets, Net - Additional Information (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Apr. 30, 2021	Jan. 31, 2022	Jan. 31, 2021	Jan. 31, 2020
Acquired Finite-Lived Intangible Assets [Line Items]
Goodwill		$ 57,775	$ 55,830	$ 55,830
Amortization of intangible assets		$ 9,100	$ 8,500	$ 10,100
2021 Acquisition
Acquired Finite-Lived Intangible Assets [Line Items]
Cash consideration for acquisition	$ 9,000
Consideration transferred	4,500
Post-combination compensation expense	4,500
Goodwill	1,900
Other tax expense (benefit)	800
Developed technology | 2021 Acquisition
Acquired Finite-Lived Intangible Assets [Line Items]
Business acquisition, finite-lived intangibles	$ 3,400
Finite-lived intangible asset, useful life	5 years