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Stockholders' Equity (Details 1) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Summary of warrants outstanding
Number of Warrants (shares)	560,904	1,012,060
Common Stock Warrant Liability	$ 1,301,138	$ 2,022,729
March 2013 financing
Summary of warrants outstanding
Exercise Price ($ per share)	$ 3.17
Expiration Date	Sep. 12, 2018
Number of Warrants (shares)	284,091	284,091
Common Stock Warrant Liability	$ 1,301,138	$ 2,022,729
Warrants assumed in June 2009 Merger
Summary of warrants outstanding
Number of Warrants (shares)	276,813	727,969
Common Stock Warrant Liability	$ 0	$ 0
Minimum | Warrants assumed in June 2009 Merger
Summary of warrants outstanding
Exercise Price ($ per share)	$ 4.08
Maximum | Warrants assumed in June 2009 Merger
Summary of warrants outstanding
Exercise Price ($ per share)	$ 5.12
Expiration Date	Apr. 28, 2016

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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

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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))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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-Name Accounting Standards Codification
-Topic 235
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-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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