v3.23.3
Related Party Transactions (Details) - Future of School - USD ($)
$ in Millions
3 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Jun. 30, 2021
Jun. 30, 2019
Related Party Transactions        
Contributions made to related party $ 0.0 $ 0.0    
Accrued contributions to related party $ 2.5   $ 3.5 $ 2.5