Significant Accounting Policies - Intangibles, Accruals and Others (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2018	Jun. 30, 2017
Goodwill, Intangibles and Other Long-lived Assets
Goodwill impairment charges	$ 0		$ 3,303
Impairment of finite-lived assets		$ 0	0
Impairments of long-lived assets		0	0
Accrued Expenses
Payroll related costs	1,300	1,300	1,900
Deferred Revenue
Deferred revenue	825	825	1,165
Deferred costs related to molds in the process of being developed	900	900	1,200
Research and Development Costs
Research and development expense		100	500
Income Taxes
Interest and penalties related to uncertain tax positions		(100)	100
Accrued interest and penalties	$ 300	$ 300	$ 400