Accrued Expenses and Other Liabilities - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Jun. 30, 2017
Accrued expenses and other current liabilities
Payroll and payroll-related	$ 15,770	$ 20,864
Royalties and outside commissions	3,035	2,733
Professional fees	2,265	2,216
Deferred acquisition payments	7,191	8,548
Other	14,492	13,788
Total accrued expenses and other current liabilities	$ 42,753	$ 48,149