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Stockholders' Equity (Deficit) - Stock Options (Details Textual) - USD ($) |  | 12 Months Ended |
--- | --- | --- | ---
Aug. 22, 2011 | Dec. 31, 2015 | Dec. 31, 2014 | Apr. 16, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Proceeds from Common Stock Options Exercised |  |  | $ 300 |
Proceeds from exercise of options & warrants |  | $ 12,937,327 | 112,800 |
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value |  |  | $ 295 |
Percentage of individual ownership of common stock (percentage) | 10.00% |  |  |
Weighted average exercise price, exercisable |  | $ 7.66 |  |
Equity Incentive 2011 Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Common stock, capital shares reserved for future issuance (shares) |  | 173,651 |  |
Expected term (in years) |  | 6 years | 6 years |
Weighted average exercise price, exercisable |  | $ 10.40 |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price |  | $ 0.00 | $ 4.80 |
Equity Incentive B 2011 Plan [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock options, shares authorized (shares) | 4,375 |  |  |
May 2011 and August 2011 Equity Incentive Plans [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Fair market value of incentive stock options (percentage) | 100.00% |  |  |
Employee Stock Option [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars) |  | $ 705,466 | $ 538,263 |
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized |  | $ 1,558,403 |  |
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition (in years) |  | 3 years |  |
Employee Stock Option [Member] | May 2011 and August 2011 Equity Incentive Plans [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Expected term (in years) | 10 years |  |  |
Investor Relations Services [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares reserved for future issuance |  |  |  | 1,000,000
Individual Stock Ownership in Excess of 10 Percent [Member] | May 2011 and August 2011 Equity Incentive Plans [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Fair market value of incentive stock options (percentage) | 110.00% |  |  |
Twelve Months After Grant Date [Member] | May 2011 and August 2011 Equity Incentive Plans [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based compensation arrangement by share-based payment award, equity instruments options, percentage vested (pecentage) | 25.00% |  |  |
Monthly in equal installments [Member] | Employee Stock Option [Member] | May 2011 and August 2011 Equity Incentive Plans [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based compensation arrangement by share-based payment award, award vesting period (in years) | 3 years |  |  |
Chief Financial Officer [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares reserved for future issuance |  | 150,000 |  |
Stock Issued During Period, Shares, Share based Compensation, Fair Value |  | 40,000 |  |
Chief Financial Officer [Member] | Minimum [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price |  | $ 7.80 |  |
Chief Financial Officer [Member] | Maximum [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock issued for payment of services (shares) |  | 51,103 |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price |  | $ 8.40 |  |
Chief Operating Officer - Schram [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Shares reserved for future issuance |  | 25,000 |  |
Stock Issued During Period, Shares, Share based Compensation, Fair Value |  | 6,667 |  |
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price |  | $ 5.60 |  |
Chief Operating Officer [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock issued for payment of services (shares) |  | 25,000 |  |
Selling and Marketing Expense [Member] | Employee Stock Option [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars) |  | $ 58,595 | 44,889 |
General and Administrative Expense [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars) |  | 7,600 |  |
General and Administrative Expense [Member] | Employee Stock Option [Member] |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Adjustments to additional paid in capital, share-based compensation, requisite service period recognition (in dollars) |  | $ 646,871 | $ 493,374 |

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- Definition This element represents the amount of recognized equity-based compensation during the period, that is, the amount recognized as expense in the income statement (or as asset if compensation is capitalized). Alternate captions include the words "stock-based compensation". + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=66904339&loc=d3e4534-113899 Reference 2: 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 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65896087&loc=d3e11149-113907 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 20 -Section 55 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=65896087&loc=d3e11178-113907 + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + 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 (j) -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 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3255-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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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 + Details
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