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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 (Loss)	$ 117,485	$ 104,092	$ 179,250	$ 156,909
Other comprehensive income:
Foreign currency translation	3,760	4,515	462	7,692
Change in unrealized gains on marketable securities, net of tax	2,555	21	253	2,141
Total other comprehensive income	6,315	4,536	715	9,833
Comprehensive income	$ 123,800	$ 108,628	$ 179,965	$ 166,742

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