Goodwill and Intangible Assets - Definite-Lived Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	13 years 1 month 6 days	13 years 1 month 6 days
Gross Carrying Amount	$ 912,735	$ 853,069
Accumulated Amortization	(460,386)	(434,748)
Net Carrying Value	452,349	418,321
Indefinite-lived intangible assets	84,367	84,367
Total intangible assets, net	$ 536,716	$ 502,688
Customer relationships
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	12 years 9 months 18 days	12 years 9 months 18 days
Gross Carrying Amount	$ 740,425	$ 695,411
Accumulated Amortization	(409,002)	(395,117)
Net Carrying Value	$ 331,423	$ 300,294
Customer relationships | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	5 years	5 years
Customer relationships | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	15 years	15 years
Definite-lived trade names
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	15 years 4 months 24 days	15 years 4 months 24 days
Gross Carrying Amount	$ 155,906	$ 143,267
Accumulated Amortization	(42,598)	(32,613)
Net Carrying Value	$ 113,308	$ 110,654
Definite-lived trade names | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	5 years	5 years
Definite-lived trade names | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	20 years	20 years
Developed technology
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	10 years
Weighted Average Amortization Period (Years)	6 years 10 months 24 days	6 years 10 months 24 days
Gross Carrying Amount	$ 8,334	$ 8,249
Accumulated Amortization	(6,125)	(5,843)
Net Carrying Value	$ 2,209	$ 2,406
Developed technology | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	5 years	5 years
Developed technology | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)		10 years
Other
Finite-Lived Intangible Assets [Line Items]
Weighted Average Amortization Period (Years)	5 years 6 months	5 years 7 months 6 days
Gross Carrying Amount	$ 8,070	$ 6,142
Accumulated Amortization	(2,661)	(1,175)
Net Carrying Value	$ 5,409	$ 4,967
Other | Minimum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	3 years	3 years
Other | Maximum
Finite-Lived Intangible Assets [Line Items]
Estimated Useful Lives (years)	10 years	10 years