Note 9 - Warrants to Purchase Common Stock (Details Narrative) - $ / shares	1 Months Ended	12 Months Ended
Dec. 18, 2015	Dec. 31, 2015
Reverse spilit	1 for 101
Warrant [Member]
Reverse spilit		1 for 101
Warrants issued to purchase shares		5,233
Warrants expires through		Dec. 31, 2019
Warrant [Member] \| Minimum [Member]
Exercise Price		$ 15.15
Warrant [Member] \| Maximum [Member]
Exercise Price		$ 90.90

Description of the reverse stock split arrangement. Also provide the retroactive effect given by the reverse split that occurs after the balance sheet date but before the release of financial statements.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB TOPIC 4.C)
-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187143-122770

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 4
-Section C

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration