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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2024	Apr. 30, 2023
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 61,765	$ 52,817
Other comprehensive (loss) income:
Foreign currency translation	(3,298)	3,177
Change in unrealized (losses) gains on marketable securities, net of tax	(2,302)	2,120
Total other comprehensive (loss) income	(5,600)	5,297
Comprehensive income	$ 56,165	$ 58,114

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