Stock-Based Compensation - Options Outstanding (Details) $ / shares in Units, $ in Thousands	8 Months Ended	12 Months Ended
	Jan. 07, 2024 USD ($) $ / shares shares	Apr. 30, 2023 USD ($) $ / shares shares
Number of Options
Outstanding, beginning balance (in shares)	4,223,335,000
Granted (in shares)	1,433,855,000
Exercised (in shares)	(45,177,000)
Expired (in shares)	(89,655,000)
Forfeited or cancelled (in shares)	(731,768,000)
Outstanding, ending balance (in shares)	4,790,590,000	4,223,335,000
Exercisable (in shares)	2,352,180,000
Weighted-average Exercise Price
Outstanding, beginning balance (in dollars per share) | $ / shares	$ 5,330
Granted (in dollars per share) | $ / shares	12.52
Exercised (in dollars per share) | $ / shares	3.51
Expired (in dollars per share) | $ / shares	2.27
Forfeited or cancelled (in dollars per share) | $ / shares	9.56
Outstanding, ending balance (in dollars per share) | $ / shares	6.91	$ 5,330
Exercisable (in dollars per share) | $ / shares	$ 4.15
Weighted-average Remaining Contractual Term (in years)	6 years 8 months 12 days	6 years 6 months 21 days
Exercisable, Weighted-average Remaining Contractual Term (in years)	4 years 7 months 2 days
Aggregate Intrinsic Value (in thousands) | $	$ 3,774	$ 29,843
Aggregate Intrinsic Value (in thousands), Exercised | $	$ 248
Previously Reported
Number of Options
Outstanding, beginning balance (in shares)	2,284,399,000
Outstanding, ending balance (in shares)		2,284,399,000
Weighted-average Exercise Price
Outstanding, beginning balance (in dollars per share) | $ / shares	$ 9.84
Outstanding, ending balance (in dollars per share) | $ / shares		$ 9.84
Weighted-average Remaining Contractual Term (in years)		6 years 6 months 21 days
Aggregate Intrinsic Value (in thousands) | $		$ 16,628
Retroactive application of reverse recapitalization
Number of Options
Outstanding, beginning balance (in shares)	1,938,936,000
Outstanding, ending balance (in shares)		1,938,936,000
Weighted-average Exercise Price
Aggregate Intrinsic Value (in thousands) | $		$ 13,215