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

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Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares.

+ References

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)(2))
-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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- Definition

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+ References

No definition available.

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Stockholders’ Equity - Outstanding Stock Warrants (Details) - $ / shares	Feb. 03, 2018	Dec. 07, 2017	Aug. 17, 2017	Jan. 28, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Stock Warrant Shares	977,806	511,111	326,695	120,000
Exercise Price Per Share	$ 3.81	$ 2.25	$ 4.22	$ 10.00
Unexercisable warrants issued to licensee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Stock Warrant Shares	100,000			120,000
Exercise Price Per Share	$ 10.00			$ 10.00
Exercisable warrants issued to licensee
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Stock Warrant Shares	20,000
Exercise Price Per Share	$ 10.00
Warrants issued in private placement
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Stock Warrant Shares	511,111
Exercise Price Per Share	$ 2.25
Warrants issued for term loan participation interests
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding Stock Warrant Shares	326,695
Exercise Price Per Share	$ 4.22