Balance Sheet Information - Intangible Assets and Accrued Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2016
Intangible Assets
Intangible assets	$ 12,940		$ 12,940		$ 12,940
Accumulated amortization	(3,283)		(3,283)		(2,521)
Intangible assets, net	9,657		9,657		10,419
Amortization expense for acquired intangible assets	381	$ 381	762	$ 761
Future amortization expense for acquired intangible assets
Remainder of fiscal 2017	750		750
Fiscal 2018	1,427		1,427
Fiscal 2019	1,398		1,398
Fiscal 2020	1,398		1,398
Fiscal 2021	1,398		1,398
Thereafter	3,286		3,286
Intangible assets, net	9,657		9,657		10,419
Components of accrued expenses
Accrued payroll and personnel costs	18,795		18,795		21,658
Current portion of deferred rent	243		243		504
Other	3,058		3,058		2,817
Total accrued expenses	22,096		22,096		24,979
Client relationships
Intangible Assets
Intangible assets	12,580		$ 12,580		12,580
Useful life			9 years
Non-solicitation agreements
Intangible Assets
Intangible assets	$ 360		$ 360		$ 360
Minimum | Non-solicitation agreements
Intangible Assets
Useful life			2 years
Maximum | Non-solicitation agreements
Intangible Assets
Useful life			3 years