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Goodwill and Intangible Assets - Narrative (Details) - USD ($)	3 Months Ended		6 Months Ended
	Oct. 31, 2024	Oct. 31, 2023	Oct. 31, 2024	Oct. 31, 2023	Apr. 30, 2024
Goodwill [Line Items]
Impairment of goodwill	$ 0	$ 0	$ 0	$ 26,695,000
Impairment charges			0
Goodwill	1,102,372,000		1,102,372,000		$ 1,091,368,000
University Services
Goodwill [Line Items]
Impairment of goodwill			11,400,000
Goodwill	0		0
CrossKnowledge
Goodwill [Line Items]
Impairment of goodwill			15,300,000
Goodwill	$ 0		$ 0

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount, after accumulated impairment loss, of asset representing future economic benefit arising from other asset acquired in business combination or from joint venture formation or both, that is not individually identified and separately recognized.

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