Stock-Based Compensation (Details 8) (USD $)	12 Months Ended
Dec. 31, 2014
Exercise Price 1.60 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.60
Warrants Outstanding	316,522
Warrants Exercisable	316,522
Weighted Average Remaining Contractual Life	2 years 9 months 25 days
Exercise Price 1.75 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.75
Warrants Outstanding	7,029,808
Warrants Exercisable	7,029,808
Weighted Average Remaining Contractual Life	4 years 9 months 11 days
Exercise Price 2.22 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 2.22
Warrants Outstanding	517,257
Warrants Exercisable	517,257
Weighted Average Remaining Contractual Life	1 year 10 months 28 days
Exercise Price 3.30 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 3.30
Warrants Outstanding	61,207
Warrants Exercisable	61,207
Weighted Average Remaining Contractual Life	4 months 28 days
Exercise Price 3.75 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 3.75
Warrants Outstanding	50,000
Warrants Exercisable	50,000
Weighted Average Remaining Contractual Life	1 year 1 month 17 days
Exercise Price 1.99 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Exercise Price	$ 1.99
Warrants Outstanding	7,974,794
Warrants Exercisable	7,974,794
Weighted Average Remaining Contractual Life	4 years 5 months 16 days

The value as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the share warrants plan.

No definition available.

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- Definition

Exercise price of the warrants.

+ References

No definition available.

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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.

+ References

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- Definition

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

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-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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