Restructuring Charges (Details) $ in Thousands	3 Months Ended				9 Months Ended
	Mar. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Sep. 30, 2015 USD ($)	Jun. 30, 2015 USD ($) Employee	Mar. 31, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities	$ 4,197	$ 4,743	$ 5,739	$ 5,854	$ 4,197
Restructuring charge, net of reversals	1,358	3,000	5,600		$ 9,992
Expected number of positions eliminated, more than | Employee				225
Abandoned facilities, percent of original space					29.00%
Period charges	1,546	$ 3,274	5,908
Percentage of reduction in floor space		36.00%
Change in accrued lease cost	200
Excess Facilities
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities	4,197	$ 4,354	4,023		$ 4,197
Restructuring charge, net of reversals		2,900	5,400
Period charges	1,540	2,874	5,409
Excess Facilities | Leasehold improvements
Restructuring Cost and Reserve [Line Items]
Accelerated depreciation of leasehold improvements	1,200
Non Cancelable Lease Payments
Restructuring Cost and Reserve [Line Items]
Restructuring charge, net of reversals			4,100
Severance Benefits
Restructuring Cost and Reserve [Line Items]
Restructuring liabilities		389	1,616	$ 5,737
Restructuring charge, net of reversals	$ 200	200	200
Period charges		347	321
Lease abandonment
Restructuring Cost and Reserve [Line Items]
Period charges		1,900	$ 1,300
Contract Termination and Professional Fees
Restructuring Cost and Reserve [Line Items]
Restructuring charge, net of reversals		$ 1,000