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Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Statement of Comprehensive Income [Abstract]
Net Income (Loss)	$ 102,911	$ 83,014	$ 282,161	$ 239,923
Other comprehensive income (loss):
Foreign currency translation	671	(11,961)	1,133	(4,269)
Change in unrealized gains on marketable securities, net of tax	379	594	632	2,735
Total other comprehensive income (loss)	1,050	(11,367)	1,765	(1,534)
Comprehensive income	$ 103,961	$ 71,647	$ 283,926	$ 238,389

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