Goodwill and Other Intangibles - Narrative (Details) - USD ($)	3 Months Ended		12 Months Ended
	Aug. 31, 2025	Aug. 31, 2024	May 31, 2025
Goodwill [Line Items]
Goodwill, Impairment Loss	$ 0	$ 0	$ 0
Amortizable intangible assets acquired	0	85,300,000	85,300,000
Impairment of intangible assets (excluding goodwill)	$ 0	$ 0	0
Useful life	8 years 2 months 12 days
9 Story Media Group Inc.
Goodwill [Line Items]
Additions			64,200,000
Amortizable intangible assets acquired			$ 85,300,000

Amount of impairment loss from 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.

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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+ Details

SCHOLASTIC CORP 10-Q