Business Combinations - Intangible Assets Acquired (Details) - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2025	Apr. 30, 2024
Business Acquisition [Line Items]
Weighted Average Amortization Period (Years)	13 years 1 month 6 days	13 years 1 month 6 days
Customer relationships
Business Acquisition [Line Items]
Weighted Average Amortization Period (Years)	12 years 9 months 18 days	12 years 9 months 18 days
Trade names
Business Acquisition [Line Items]
Weighted Average Amortization Period (Years)	15 years 4 months 24 days	15 years 4 months 24 days
Other
Business Acquisition [Line Items]
Weighted Average Amortization Period (Years)	5 years 6 months	5 years 7 months 6 days
Fiscal 2025 Acquisitions
Business Acquisition [Line Items]
Fair Value	$ 116,563
Weighted Average Amortization Period (Years)	11 years 10 months 24 days
Fiscal 2025 Acquisitions | Customer relationships
Business Acquisition [Line Items]
Fair Value	$ 101,440
Weighted Average Amortization Period (Years)	11 years 7 months 6 days
Fiscal 2025 Acquisitions | Trade names
Business Acquisition [Line Items]
Fair Value	$ 13,276
Weighted Average Amortization Period (Years)	15 years
Fiscal 2025 Acquisitions | Other
Business Acquisition [Line Items]
Fair Value	$ 1,847
Weighted Average Amortization Period (Years)	5 years