Prepaids and Other Current Assets - Schedule Of Prepaids And Other Current Assets (Detail) - USD ($) $ in Thousands	Jun. 30, 2020	Jun. 30, 2019
Prepaid expenses	$ 792	$ 933
Lease deposits	123	40
Other receivables	75	125
Total prepaids and other current assets	$ 990	$ 1,098

Amount of asset related to consideration paid in advance for costs that provide economic benefits within a future period of one year or the normal operating cycle, if longer.

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Name:	us-gaap_PrepaidExpenseCurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant