Income Taxes - Provision (Benefit) for Income Taxes on Continuing Operations (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Current	$ 296	$ 0
Deferred	0	(82)
Total income tax expense (benefit)	$ 296	$ (82)