Stockholders' Equity - Additional Information - Warrants (Detail)	Jun. 30, 2020 shares
Class Of Warrant Or Right [Line Items]
Warrants outstanding	521,060
Exercisable Warrants [Member]
Class Of Warrant Or Right [Line Items]
Warrants outstanding	521,060

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration