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Fair Value Measurements (Tables)

12 Months Ended

May 31, 2025

Fair Value Disclosures [Abstract]

Schedule of Fair Value Measurements

The following tables present non-financial assets that were measured and recognized at fair value on a non-recurring basis and the total impairment losses and additions recognized on those assets:

			Net carrying value as of									Fair value measured and recognized using																											Impairment losses for fiscal year ended									Additions due to acquisitions
			May 31, 2025									Level 1									Level 2									Level 3									May 31, 2025
Inventory			$			—						$			—						$			—						$			1.1						$			1.1						$			—
Prepublication assets						—									—									—									1.2									1.2									—
Operating lease right-of-use assets, net						—									—									—									0.6									0.6									—

			Net carrying value as of									Fair value measured and recognized using																											Impairment losses for fiscal year ended									Additions due to acquisitions
			May 31, 2024									Level 1									Level 2									Level 3									May 31, 2024
Prepublication assets			$			—						$			—						$			—						$			3.0						$			3.0						$			—
Operating lease right-of-use assets, net						—									—									—									3.9									3.9									—
Intangible assets						5.5									—									—									6.0									3.1									6.0

			Net carrying value as of									Fair value measured and recognized using																											Impairment losses for fiscal year ended									Additions due to acquisitions
			May 31, 2023									Level 1									Level 2									Level 3									May 31, 2023
Goodwill			$			7.6						$			—						$			—						$			7.6						$			—						$			7.6
Intangible assets						3.6									—									—									4.1									—									4.1

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- Definition

Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

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- References

No definition available.

+ Details

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