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Goodwill and Intangible Assets (Schedule of Intangible Assets) (Detail) - USD ($) $ in Thousands | 6 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2019 | Jun. 30, 2019 | Dec. 31, 2018
Intangible Assets [Line Items] |  |  |
Amortizable Intangible Assets, Gross Carrying Amount | $ 87,700 | $ 93,100 | $ 48,400
Amortizable Intangible Assets, Accumulated Amortization | (19,938) | (20,128) | (16,392)
Indefinite-lived Intangible Assets, Gross Carrying Amount | 224,974 | 225,017 | 206,605
Customer Relationships [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Amortizable Intangible Assets, Gross Carrying Amount | 68,900 | 69,300 | 42,900
Amortizable Intangible Assets, Accumulated Amortization | $ (17,591) | (14,448) | (11,913)
Amortizable Intangible Assets, Weighted Average Amortization Period | 10 years |  |
Curriculum/Software [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Amortizable Intangible Assets, Gross Carrying Amount | $ 11,600 | 16,600 | 5,000
Amortizable Intangible Assets, Accumulated Amortization | $ (1,128) | (5,193) | (4,167)
Amortizable Intangible Assets, Weighted Average Amortization Period | 6 years |  |
Course Delivery Technology |  |  |
Intangible Assets [Line Items] |  |  |
Amortizable Intangible Assets, Gross Carrying Amount | $ 7,200 | 7,200 |
Amortizable Intangible Assets, Accumulated Amortization | $ (1,219) | (487) |
Amortizable Intangible Assets, Weighted Average Amortization Period | 5 years |  |
Patented Technology [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Amortizable Intangible Assets, Gross Carrying Amount |  |  | 500
Amortizable Intangible Assets, Accumulated Amortization |  |  | (312)
Trade Names [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets, Gross Carrying Amount | $ 95,734 | 95,777 | 77,365
Chamberlain Title IV Eligibility And Accreditations [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets, Gross Carrying Amount | 1,200 | 1,200 | 1,200
AUC Title IV Eligibility And Accreditations [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets, Gross Carrying Amount | 100,000 | 100,000 | 100,000
Ross Title IV Eligibility And Accreditations [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets, Gross Carrying Amount | 14,100 | 14,100 | 14,100
Intellectual Property [Member] |  |  |
Intangible Assets [Line Items] |  |  |
Indefinite-lived Intangible Assets, Gross Carrying Amount | $ 13,940 | $ 13,940 | $ 13,940

X
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