Long-Term Debt - Summary of Long-Term Debt (Detail) - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Debt Instrument [Line Items]
Capital lease obligations and other	$ 0	$ 12
Total	3,277	7,203
Total	3,277	7,203
Less unamortized debt costs	(219)	(493)
Less current maturities	(255)	(6,710)
Total Long-term debt, excluding current maturities, total	2,803	0
Trace RDA Loan [Member]
Debt Instrument [Line Items]
RDA Loan	$ 3,277	$ 7,191

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date.

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