Property and Equipment - Property, Equipment and Leasehold Improvements (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Jun. 30, 2021
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements, at cost	$ 47,303	$ 48,535
Accumulated depreciation	(42,653)	(42,925)
Property, equipment and leasehold improvements, net	4,650	5,610
Computer equipment
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements, at cost	6,719	6,250
Purchased software
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements, at cost	23,174	22,711
Furniture & fixtures
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements, at cost	6,166	6,592
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements, at cost	$ 11,244	$ 12,982