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Condensed Consolidated Statements of Comprehensive Income (unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 108,347	$ 61,765
Other comprehensive income (loss):
Foreign currency translation	16,064	(3,298)
Change in unrealized gains (losses) on marketable securities, net of tax	1,498	(2,302)
Total other comprehensive income (loss)	17,562	(5,600)
Comprehensive income	$ 125,909	$ 56,165

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