Commitments and Contingencies (Details)	Feb. 28, 2022 USD ($) claim	Nov. 02, 2021 USD ($) claim	Mar. 12, 2021 USD ($)	Jan. 19, 2021 USD ($)	Apr. 13, 2018 class	Sep. 30, 2022 USD ($)	Jun. 30, 2022 USD ($)	May 04, 2022 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Dec. 04, 2017 USD ($)
Maximum | DeVry University
Loss Contingencies [Line Items]
Indemnification											$ 340,000,000.0
Nicole Versetto
Loss Contingencies [Line Items]
Number of other individuals filed lawsuit | class					3
Loss contingency accrual										$ 44,950,000
Nicole Versetto | Prepaid Expenses and Other Current Assets
Loss Contingencies [Line Items]
Settlement fund						$ 44,950,000	$ 44,950,000		$ 44,950,000
McCormick
Loss Contingencies [Line Items]
Settlement fund								$ 44,950,000
Stoltmann Case
Loss Contingencies [Line Items]
Settlement amount		$ 20,375,000
Settlement reduced		$ 75,000
Number of claimants | claim		552
Number of plaintiff declined to participate | claim	6	6
Reducing settlement amount		$ 450,000
Remitted	$ 19,925,000
Number of claimants declined to participate | claim	546
Number of plaintiff declined to participate due to voluntary dismiss of arbitration | claim	2
Number of plaintiff declined to participate due to arbitration in progress | claim	1
Number of plaintiff declined to participate due to arbitration not recommenced | claim	3
Lawsuit in United States District Court for Northern District of Ohio
Loss Contingencies [Line Items]
Loss contingency sought value				$ 5,000,000
John Doe Plaintiff Case
Loss Contingencies [Line Items]
Loss contingency sought value			$ 50,000