5. Warrants (Details) (USD $)	3 Months Ended
Mar. 31, 2014
Number of Warrants
Granted, Warrants
Exercised, Warrants
Forfeited, Warrants	(46,844)
Wtd. Avg Exercise Price
Outstanding at beginning of year, Wtd. Avg. Shares Exercise Price	$ 1.36
Forfeited, Wtd. Avg. Shares Exercise Price	$ 1.39
Outstanding at March 31, 2014, Wtd. Avg. Shares Exercise Price	$ 1.36
Stock options exercisable at March 31, 2014, Wtd. Avg. Shares Exercise Price	$ 1.20
Warrants
Number of Warrants
Outstanding at beginning of year, Warrants	517,858
Granted, Warrants	6,910,283
Exercised, Warrants
Forfeited, Warrants
Expired, Warrants
Outstanding at March 31, 2014	7,428,141
Wtd. Avg Exercise Price
Outstanding at beginning of year, Wtd. Avg. Shares Exercise Price	$ 1.02
Granted, Wtd. Avg. Shares Exercise Price	$ 4.75
Exercised, Wtd. Avg. Shares Exercise Price
Forfeited, Wtd. Avg. Shares Exercise Price
Expired, Wtd. Avg. Shares Exercise Price
Outstanding at March 31, 2014, Wtd. Avg. Shares Exercise Price	$ 4.49

No authoritative reference available.

No definition available.

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- Definition

No authoritative reference available.

+ References

No definition available.

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- Definition

The weighted-average price 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 stock option 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)(1)(iii)

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

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- Definition

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

+ 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)-(4)

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

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

+ Details

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

+ References

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-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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- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

No definition available.

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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options of the plan that expired.

+ References

No definition available.

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- Definition

Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

+ References

No definition available.

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Number of shares (or other type of equity) forfeited during the period.

+ References

No definition available.

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- Definition

Number of share options (or share units) exercised during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

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-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

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-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Reference 6: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

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