Exercise price per share or per unit of warrants or rights outstanding.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08.(i)(4))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions	Mar. 05, 2018	Sep. 29, 2016	Sep. 26, 2016
Subsequent Event [Line Items]
Exercise price of warrants		$ 0.70	$ 0.70
Subsequent Event [Member]
Subsequent Event [Line Items]
Exercise price of warrants	$ 0.28
Number of warrants exercised	35,791,927
Proceeds from warrants	$ 10.0