Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2024	Jan. 31, 2023	Apr. 30, 2023
Intangible assets
Goodwill	$ 723,025		$ 723,025		$ 700,813
Amortization expense	15,528	$ 16,257	47,193	$ 50,872
Depreciation and amortization expense
Intangible assets
Amortization expense	15,500	$ 16,300	47,200	$ 50,900
Geographic divisions
Intangible assets
Goodwill	615,200		615,200
Other
Intangible assets
Goodwill	$ 107,800		$ 107,800