Property and Equipment - Property, Equipment and Leasehold Improvements (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Jun. 30, 2016
Property, Plant and Equipment [Line Items]
Accumulated depreciation	$ (37,026)	$ (37,502)
Property, equipment and leasehold improvements - net	14,992	15,825
Computer equipment
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements-at cost	9,668	10,387
Purchased software
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements-at cost	23,725	23,705
Furniture & fixtures
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements-at cost	6,862	6,712
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, equipment and leasehold improvements-at cost	$ 11,763	$ 12,523