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Goodwill and Intangible Assets (Summary of Indefinite-Lived Intangible Assets Balances by Reporting Segment) (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Jun. 30, 2023
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Indefinite-lived Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets balances | $ 752,860 | $ 752,860
Chamberlain |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets balances | 1,200 | 1,200
Walden University |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets balances | 615,360 | 615,360
Medical and Veterinary |  |
Indefinite-lived Intangible Assets [Line Items] |  |
Indefinite-lived intangible assets balances | $ 136,300 | $ 136,300

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- 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 No definition available. + Details
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- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
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