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Stockholders' Equity (Details 3) - USD ($)	3 Months Ended	12 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of Warrants, Outstanding and exercisable at January 1, 2016	2,219,543
Number of Warrants, Granted	0
Number of Warrants, Canceled	0
Number of Warrants, Exercised	(25,000)
Number of Warrants, Expired/Forfeited	0
Warrants, Outstanding, Ending Balance	2,194,543	2,219,543
Weighted-Average Exercise Price, Outstanding and exercisable at January 1, 2016	$ 6.07
Weighted-Average Exercise Price, Granted	0
Weighted-Average Exercise Price, Canceled	0
Weighted-Average Exercise Price, Exercised	(0.01)
Weighted-Average Exercise Price, Expired/Forfeited	0
Weighted-Average Exercise Price, Outstanding, Ending Balance	$ 6.14	$ 6.07
Weighted Average Remaining Contractual Life (in Years)	3 years 4 days	3 years 2 months 23 days
Aggregate Intrinsic Value, Outstanding	$ (750,000)	$ 3,168,000

X

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

+ 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)(iv)(3)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

+ 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)(2)(iii)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- 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

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

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X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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X

- Definition

As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

+ 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 (e)(1)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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X

- Definition

Intrinsic value of equity-based compensation awards outstanding. Excludes stock and unit options.

+ References

No definition available.

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X

- Definition

The weighted average exercise price for warrants canceled during the period.

+ References

No definition available.

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X

- Definition

The weighted average exercise price for warrants exercised during the current period.

+ References

No definition available.

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X

- Definition

Weighted average price of warrants that were either forfeited or expired.

+ References

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X

- Definition

The weighted average fair value of non vested awards on equity-based plans excluding option plans either forfeited or expired during the current period.

+ References

No definition available.

+ Details

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X

- Definition

The weighted average exercise price for warrants granted during the period.

+ References

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X

- Definition

Number of share warrants exercised during the current period.

+ References

No definition available.

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X

- Definition

Number of share warrants outstanding as of the balance sheet date.

+ References

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