Accrued Expenses and Other Liabilities - Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Jun. 30, 2019
Accrued expenses and other current liabilities
Compensation-related	$ 18,120	$ 27,147
Deferred acquisition payments	4,600	4,600
Uncertain tax positions	168	3,751
Royalties and external commissions	3,714	3,665
Share repurchases	1,568	2,432
Professional fees	2,447	3,053
Deferred rent	0	1,331
Other	8,602	8,615
Total accrued expenses and other current liabilities	$ 39,219	$ 54,594