The cash inflow associated with the amount received from the sale of a portion of the company's business, for example a segment, division, branch or other business, during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromDivestitureOfBusinesses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Overview - Additional Information (Detail) - USD ($)	Jul. 18, 2017	Dec. 22, 2016
NeoForce Holdings Inc. [Member]
Class of Stock [Line Items]
Proceeds from the sale of business	$ 720,000
Essentialis, Inc. [Member]
Class of Stock [Line Items]
Amount of financing needed		$ 8,000,000