Summary of Significant Accounting Policies - Summary of Fair Value Estimates (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Jun. 30, 2023	Jun. 30, 2022
Assets
Fair Value	$ 99,214	$ 158,667	$ 79,397
Level 1
Assets
Fair Value	99,214	158,667
Level 2
Assets
Fair Value	0	0
Level 3
Assets
Fair Value	$ 0	$ 0