Balance Sheet Information - Intangible Assets and Accrued Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended	21 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2017	Jun. 30, 2016
Intangible Assets
Intangible assets	$ 12,940		$ 12,940	$ 12,940	$ 12,940
Accumulated amortization	(3,663)		(3,663)	(3,663)	(2,521)
Intangible assets, net	9,277		9,277	9,277	10,419
Amortization expense for acquired intangible assets	380	$ 381		1,142
Future amortization expense for acquired intangible assets
Remainder of fiscal 2017	370		370	370
Fiscal 2018	1,427		1,427	1,427
Fiscal 2019	1,398		1,398	1,398
Fiscal 2020	1,398		1,398	1,398
Fiscal 2021	1,398		1,398	1,398
Thereafter	3,286		3,286	3,286
Intangible assets, net	9,277		9,277	9,277	10,419
Components of accrued expenses
Accrued payroll and personnel costs	20,989		20,989	20,989	21,658
Current portion of deferred rent	359		359	359	504
Other	5,788		5,788	5,788	2,817
Total accrued expenses	27,136		27,136	27,136	24,979
Client relationships
Intangible Assets
Intangible assets	12,580		$ 12,580	12,580	12,580
Useful life			9 years
Non-solicitation agreements
Intangible Assets
Intangible assets	$ 360		$ 360	$ 360	$ 360
Minimum | Non-solicitation agreements
Intangible Assets
Useful life			2 years
Maximum | Non-solicitation agreements
Intangible Assets
Useful life			3 years