Other Long-term Liabilities - Schedule of Other Long-term Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Other Liabilities Disclosure [Abstract]
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List]	us-gaap:OtherLiabilitiesNoncurrent	us-gaap:OtherLiabilitiesNoncurrent
Operating lease liability, non-current	$ 18,102	$ 0
Accrued unrecognized tax benefits including related interest and penalties	15,496	20,102
Accrued warranty costs, non-current	2,395	2,373	$ 2,295
Others	6,002	3,708
Total other long-term liabilities	$ 41,995	$ 26,183