Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2024	Jul. 31, 2023	Jul. 31, 2024	Jul. 31, 2023
Statement of Comprehensive Income [Abstract]
Net income	$ 1,841	$ 10,485	$ 12,475	$ 13,293
Foreign currency translation adjustments	652	(127)	58	68
Unrealized gains (losses) on investments, net of tax	321	(41)	(473)	54
Total comprehensive income, net of tax	$ 2,814	$ 10,317	$ 12,060	$ 13,415