Organization and Summary of Significant Accounting Policies - Goodwill and Intangible Assets (Details) - USD ($)	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Finite-Lived Intangible Assets [Line Items]
Impairment of goodwill	$ 0	$ 0
Impairment of intangible assets	$ 0	$ 0	$ 0
Minimum
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful lives	1 year
Maximum
Finite-Lived Intangible Assets [Line Items]
Intangible assets estimated useful lives	24 years