Supplemental Financial Information - Additional Information (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2023	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Financing receivables
Financing receivables, additions		$ 0	$ 0
Property and equipment, net
Depreciation expense		4,400,000	$ 5,400,000	$ 6,200,000
Restructuring
Restructuring charges		2,700,000
Internal Use Software
Property and equipment, net
Construction in progress		$ 7,500,000
Various Customers | Financial Guarantee
Restructuring
Workforce affected by cost saving initiative (as a percent)	4.50%