CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023
Statement of Comprehensive Income [Abstract]
Net loss	$ (65,972)	$ (69,780)	$ (128,799)	$ (134,138)
Other comprehensive income (loss)
Unrealized gain (loss) on available-for-sale marketable securities, net of tax	153	(17)	1,084	(390)
Changes in unrealized gains (losses) on derivative instruments, net of tax	87	0	0	0
Comprehensive loss	$ (65,732)	$ (69,797)	$ (127,715)	$ (134,528)