Goodwill and Intangible Assets (Schedule of Intangible Assets) (Details) - USD ($) $ in Thousands	9 Months Ended
	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021
Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	$ 217,991
Amortizable Intangible Assets, Accumulated Amortization	(73,967)
Indefinite-lived Intangible Assets, Gross Carrying Amount	752,860	$ 137,500	$ 137,500
Student Relationships [Member]
Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	161,900
Amortizable Intangible Assets, Accumulated Amortization	$ (66,955)
Amortizable Intangible Assets, Weighted Average Amortization Period	3 years
Curriculum [Member]
Intangible Assets [Line Items]
Amortizable Intangible Assets, Gross Carrying Amount	$ 56,091
Amortizable Intangible Assets, Accumulated Amortization	$ (7,012)
Amortizable Intangible Assets, Weighted Average Amortization Period	5 years
Walden Trade Name [Member]
Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Gross Carrying Amount	$ 119,560	0	0
AUC Trade Name [Member]
Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Gross Carrying Amount	17,100	17,100	17,100
Ross Trade Name [Member]
Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Gross Carrying Amount	5,100	5,100	5,100
Chamberlain Title IV Eligibility And Accreditations [Member]
Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Gross Carrying Amount	1,200	1,200	1,200
Walden Title IV eligibility and accreditations [Member]
Intangible Assets [Line Items]
Indefinite-lived Intangible Assets, Gross Carrying Amount	495,800	0	0
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