Intangible Assets and Goodwill - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	Apr. 30, 2024	Apr. 30, 2023
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	$ 188,960	$ 191,646
Total definite-lived intangible assets, Accumulated Amortization	(149,173)	(140,055)
Total	39,787	51,591
Indefinite-lived intangible assets, Net Carrying Amount	430	430
Total Intangible assets, Gross Carrying Amount	189,390	192,076
Total Intangible assets, Net Carrying Amount	40,217	52,021
Customer Relationships
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	89,980	89,980
Total definite-lived intangible assets, Accumulated Amortization	(78,877)	(74,035)
Total	11,103	15,945
Developed Software and Technology
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	27,762	31,022
Total definite-lived intangible assets, Accumulated Amortization	(20,250)	(21,978)
Total	7,512	9,044
Patents, Trademarks, and Trade Names
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	69,497	68,943
Total definite-lived intangible assets, Accumulated Amortization	(50,046)	(44,042)
Total	19,451	24,901
Definite-lived Intangible Assets Excluding Patents and Software in Development
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	187,239	189,945
Total definite-lived intangible assets, Accumulated Amortization	(149,173)	(140,055)
Total	38,066	49,890
Patents and Software in Development
Intangible Assets Excluding Goodwill [Line Items]
Total definite-lived intangible assets, Gross Carrying Amount	1,721	1,701
Total	$ 1,721	$ 1,701