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Share-Based Compensation Share-Based Compensation (Details) (USD $) | 3 Months Ended | 9 Months Ended |  |  |  | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended
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Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 | Sep. 30, 2013 | Sep. 30, 2014 Stock Option [Member] | Sep. 30, 2014 Warrants | Sep. 30, 2013 Warrants | Dec. 31, 2013 Warrants | Sep. 30, 2014 Stock Options [Member] | Dec. 31, 2013 Stock Options [Member] | Sep. 30, 2014 Restricted Stock [Member] | Sep. 30, 2014 Cost of revenue | Sep. 30, 2013 Cost of revenue | Sep. 30, 2014 Cost of revenue | Sep. 30, 2013 Cost of revenue | Sep. 30, 2014 Research and development | Sep. 30, 2013 Research and development | Sep. 30, 2014 Research and development | Sep. 30, 2013 Research and development | Sep. 30, 2014 Selling, General and Administrative Expenses [Member] | Sep. 30, 2013 Selling, General and Administrative Expenses [Member] | Sep. 30, 2014 Selling, General and Administrative Expenses [Member] | Sep. 30, 2013 Selling, General and Administrative Expenses [Member] | Sep. 30, 2014 Stock Option [Member] | Sep. 30, 2013 Stock Option [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allocated Share-based Compensation Expense | $ 3,287,900 | $ 2,127,600 | $ 8,941,500 | $ 5,412,500 |  |  |  |  |  |  |  | $ 55,900 | $ 88,800 | $ 292,600 | $ 233,700 | $ 515,700 | $ 319,900 | $ 1,364,200 | $ 667,000 | $ 2,716,300 | $ 1,718,900 | $ 7,284,700 | $ 4,511,800 |  |
Unrecognized compensation cost |  |  |  |  | 6,266,700 | 20,400 |  |  |  |  | 327,400 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected weighted-average period in years of compensation cost to be recognized |  |  |  |  | 4 years 11 months 9 days | 9 months 15 days |  |  |  |  | 3 months 22 days |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total fair value of shares vested |  |  |  |  |  | $ 15,300 | $ 123,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,141,600 | $ 2,470,000
Weighted average estimated fair value of shares granted |  |  |  |  |  | $ 0.00 |  | $ 3.45 | $ 4.67 | $ 4.30 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition This element represents the amount of recognized equity-based compensation related to stock options during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). + References No definition available. + Details
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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5047-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 14.F) -URI http://asc.fasb.org/extlink&oid=27013229&loc=d3e301413-122809 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 14 -Section F + Details
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- Definition Unrecognized cost of unvested share-based compensation awards. + 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 (i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Details
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- Definition As of the balance sheet date, the weighted-average exercise price (at which grantees can acquire the shares reserved for issuance) for exercisable 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)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Period an equity-based award is expected to be 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 505 -SubTopic 50 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6406099&loc=d3e25284-112666 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (f)(2)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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