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11. Stock-Based Compensation (Details 3) (USD $) | 12 Months Ended
--- | ---
Dec. 31, 2013 | Dec. 31, 2012
Number of Outstanding, Ending | 9,127,497 | 7,524,834
Weighted Average Exercise Price Outstanding, Ending | $ 0.49 | $ 0.59
Remaining Contractual Term (In Years) | 2 years 9 months 15 days | 3 years 7 days
Average Intrinsic Value | $ 532,043 | $ 2,517,107
Vested Options |  |
Number of Outstanding, Ending | 5,163,175 | 5,061,850
Weighted Average Exercise Price Outstanding, Ending | $ 0.44 | $ 0.63
Remaining Contractual Term (In Years) | 1 year 9 months 7 days | 2 years 2 months 16 days
Average Intrinsic Value | 523,112 | 2,081,910
Unvested Options |  |
Number of Outstanding, Ending | 3,694,322 | 2,462,984
Weighted Average Exercise Price Outstanding, Ending | $ 0.57 | $ 0.52
Remaining Contractual Term (In Years) | 4 years 1 month 10 days | 4 years 8 months 8 days
Average Intrinsic Value | 8,931 | 435,197
Options Granted Outside the Company stock plans |  |
Number of Outstanding, Ending | 977,500 | 977,500
Weighted Average Exercise Price Outstanding, Ending | $ 0.55 | $ 0.55
Remaining Contractual Term (In Years) | 3 years 10 months 6 days | 4 years 10 months 6 days
Average Intrinsic Value | 0 | 146,625
Options Granted Outside the Company stock plans | Vested Options |  |
Number of Outstanding, Ending | 690,000 | 402,500
Weighted Average Exercise Price Outstanding, Ending | $ 0.55 | $ 0.55
Remaining Contractual Term (In Years) | 3 years 10 months 6 days | 4 years 10 months 6 days
Average Intrinsic Value | 0 | 60,375
Options Granted Outside the Company stock plans | Unvested Options |  |
Number of Outstanding, Ending | 287,500 | 575,000
Weighted Average Exercise Price Outstanding, Ending | $ 0.55 | $ 0.55
Remaining Contractual Term (In Years) | 3 years 10 months 6 days | 4 years 10 months 6 days
Average Intrinsic Value | $ 0 | $ 86,250

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- Definition Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: 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)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + 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 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 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, 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 + Details
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