Supplemental Financial Statement Information - Other Income (Expense), Net (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2022	Jul. 31, 2021	Jul. 31, 2022	Jul. 31, 2021
Other Income and Expenses [Abstract]
Gain from deconsolidation of Meltano Inc.	$ 0	$ 0	$ 17,798	$ 0
Foreign exchange gains (losses), net	1,646	(8,821)	2,506	(9,872)
Other expense, net	(146)	(1,170)	(356)	(1,171)
Total other income (expense), net	$ 1,500	$ (9,991)	$ 19,948	$ (11,043)