Related Party Transactions (Details) - Future of School - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2022	Sep. 30, 2021	Jun. 30, 2021	Jun. 30, 2019
Related Party Transactions
Contributions made to related party	$ 0.0	$ 0.6
Accrued contributions to related party	$ 2.5		$ 3.5	$ 2.5

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.

No definition available.

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Period Type:	duration