CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2025	Oct. 31, 2024
Statement of Comprehensive Income [Abstract]
Net loss	$ (104,668)	$ (65,972)	$ (221,437)	$ (128,799)
Other comprehensive income
Unrealized gain on available-for-sale marketable securities, net of tax	857	153	262	1,084
Unrealized gain on derivative instruments, net of tax	0	87	0	0
Comprehensive loss	$ (103,811)	$ (65,732)	$ (221,175)	$ (127,715)