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Goodwill and Other Intangibles - Narrative (Details) - USD ($)	3 Months Ended		12 Months Ended
	Aug. 31, 2023	Aug. 31, 2022	May 31, 2023
Goodwill [Line Items]
Additions	$ 0	$ 0	$ 7,600,000
Goodwill, Impairment Loss	0	0	0
Amortizable intangible assets acquired	$ 0	0	4,100,000
Useful life	5 years 3 months 18 days
Impairment of intangible assets (excluding goodwill)	$ 0	$ 0	0
Learning Ovations, Inc.
Goodwill [Line Items]
Amortizable intangible assets acquired			4,100,000
Useful life	7 years
Education
Goodwill [Line Items]
Additions			$ 7,600,000

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