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Organization and Significant Accounting Policies - Cloud Computing (Details) - USD ($)	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Cloud Computing Arrangements
Amortization expense	$ 23,391,000	$ 17,954,000	$ 58,121,000
Cloud Computing Arrangements
Cloud Computing Arrangements
Capitalized costs	33,656,000	15,424,000
Accumulated amortization	4,887,000	2,346,000
Amortization expense	$ 2,541,000	$ 1,444,000	$ 560,000
Cloud Computing Arrangements | Minimum
Cloud Computing Arrangements
Estimated useful life	3 years
Cloud Computing Arrangements | Maximum
Cloud Computing Arrangements
Estimated useful life	7 years

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