Stockholders' Equity (Detail 2)	12 Months Ended
Dec. 31, 2016 $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	10,615,849
Remaining Contractual Life (years)	4 years 9 months 14 days
Weighted Average Exercise \| $ / shares	$ 1.51
Warrant One [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	6,000,000
Remaining Contractual Life (years)	4 years 9 months 11 days
Weighted Average Exercise \| $ / shares	$ 1.000
Warrant Two [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	1,000,000
Remaining Contractual Life (years)	6 years 7 months 20 days
Weighted Average Exercise \| $ / shares	$ 2.005
Warrant Three [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	1,271,826
Remaining Contractual Life (years)	4 years 6 months 22 days
Weighted Average Exercise \| $ / shares	$ 2.005
Warrant Four [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	648,000
Remaining Contractual Life (years)	4 years 4 months 17 days
Weighted Average Exercise \| $ / shares	$ 2.01
Warrant Five [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	158,416
Remaining Contractual Life (years)	4 years 4 months 13 days
Weighted Average Exercise \| $ / shares	$ 1.87
Warrant Six [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	1,416,668
Remaining Contractual Life (years)	4 years 22 days
Weighted Average Exercise \| $ / shares	$ 1.79
Warrant Seven [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	50,000
Remaining Contractual Life (years)	5 years 1 month 28 days
Weighted Average Exercise \| $ / shares	$ 2.54
Warrant Eight [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	10,870
Remaining Contractual Life (years)	3 years 3 months 7 days
Weighted Average Exercise \| $ / shares	$ 4.60
Warrant Nine [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	5,762
Remaining Contractual Life (years)	3 years 3 months 7 days
Weighted Average Exercise \| $ / shares	$ 5.75
Warrant Ten [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	27,449
Remaining Contractual Life (years)	3 years 1 month 13 days
Weighted Average Exercise \| $ / shares	$ 20.00
Warrant Eleven [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	23,858
Remaining Contractual Life (years)	2 years 29 days
Weighted Average Exercise \| $ / shares	$ 22.70
Warrant Twelve [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Warrants Outstanding \| shares	3,000
Remaining Contractual Life (years)	9 months 29 days
Weighted Average Exercise \| $ / shares	$ 26.60

Share based compensation arrangement by share based payment award equity instruments other than options nonvested weighted average exercise price

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- Definition

Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of equity instruments other than options outstanding, including both vested and non-vested instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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