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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2023	Jul. 31, 2022	Jul. 31, 2023	Jul. 31, 2022
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 104,092	$ 59,473	$ 156,909	$ 91,006
Other comprehensive income (loss):
Foreign currency translation	4,515	(6,243)	7,692	(20,632)
Change in unrealized gains (losses) on marketable securities, net of tax	21	654	2,141	(4,723)
Total other comprehensive (loss) income	4,536	(5,589)	9,833	(25,355)
Comprehensive income	$ 108,628	$ 53,884	$ 166,742	$ 65,651

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