Common Stock (Narrative) (Details) |
12 Months Ended | |||||||||
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Sep. 19, 2016
USD ($)
$ / shares
shares
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Mar. 02, 2016
USD ($)
$ / shares
shares
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Dec. 03, 2015
USD ($)
shares
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Nov. 12, 2015
USD ($)
$ / shares
shares
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Mar. 16, 2015
USD ($)
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Jan. 21, 2014
USD ($)
$ / shares
shares
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Dec. 31, 2016
USD ($)
shares
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Dec. 31, 2015
USD ($)
$ / shares
shares
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Dec. 31, 2014
USD ($)
shares
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Apr. 14, 2014
USD ($)
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| Common Stock [Abstract] | ||||||||||
| Aggregate offering price of common stock which the Company may issue and sell | $ 40,000,000 | |||||||||
| Shares issued | shares | 24,000,000 | 15,625,000 | 16,666,667 | 19,047,620 | 1,407,072 | |||||
| Warrants issued | shares | 18,000,000 | 11,718,750 | 12,500,000 | 4,761,905 | 31,940,000 | 13,333,333 | ||||
| Share Price | $ / shares | $ 0.25 | $ 0.32 | $ 0.42 | $ 1.05 | $ 0.7410 | |||||
| Proceeds from issuance | $ 6,000,000 | $ 5,000,000 | $ 7,000,000 | $ 20,000,001 | $ 1,042,573 | |||||
| Proceeds from issuance after deducting commissions and other transaction costs | $ 1,005,715 | |||||||||
| Fair value | 117,130 | 155,938 | 174,417 | |||||||
| Cash paid in exchange for legal services | 457,964 | 419,813 | 565,906 | 1,365,754 | ||||||
| Commission on sale of shares | 3.00% | |||||||||
| Public offering closing costs | 575,094 | 575,751 | 740,323 | |||||||
| Proceeds allocated to financing expense | 143,203 | 169,887 | 211,116 | 206,172 | ||||||
| Issuance cost incurred | $ 431,891 | $ 405,864 | $ 529,207 | $ 1,159,582 | ||||||
| Warrants issued per share of stock issued in unit offering | $ / shares | $ 0.75 | $ 0.75 | $ 0.75 | $ 0.25 | ||||||
| Warrants issued included in closing costs | shares | 1,440,000 | 781,250 | 833,333 | |||||||
| Stock Warrants, Exercise Price | $ / shares | $ 0.30 | $ 0.42 | $ 0.53 | $ 1.28 | ||||||
| Stock options exercised, shares | shares | 889,428 | 448,693 | ||||||||
| Stock options exercised | $ 708,617 | $ 358,955 | ||||||||
| Retirement of treasury stock, shares | shares | 113,215 | |||||||||
| Retirement of treasury stock | $ 128,410 | |||||||||
| Stock issued for services | shares | 330,000 | 150,000 | 400,000 | |||||||
| Aggregate market value | $ 97,649 | $ 102,000 | $ 409,000 | |||||||
| Shares withheld for payment | 99,010 | |||||||||
| Shares withheld for payment, value | $ 100,000 | |||||||||
| X | ||||||||||
- Definition Aggregate Offering Price Of Common Stock Which The Company May Issue And Sell No definition available.
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| X | ||||||||||
- Definition Cash paid in exchange for legal services and closing costs. No definition available.
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| X | ||||||||||
- Definition Commission Percentage On Sale Of Shares No definition available.
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| X | ||||||||||
- Definition Common Stock Issuance Cost Incurred No definition available.
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| X | ||||||||||
- Definition Investment Warrants, Issued, Number No definition available.
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| X | ||||||||||
- Definition Placement Agent Warrants, Fair Value At Issuance No definition available.
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| X | ||||||||||
- Definition Proceeds From Issuance Of Common Stock Allocated To Expense No definition available.
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| X | ||||||||||
- Definition Proceeds from Issuance of Common Stock, Net Of Commissions And Other Transaction Costs No definition available.
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| X | ||||||||||
- Definition Public Offering Closing Costs No definition available.
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| X | ||||||||||
- Definition Shares Withheld As Payment For Aggregate Exercise Price No definition available.
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| X | ||||||||||
- Definition The exercise price of stock warrants at the date of exercise. No definition available.
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| X | ||||||||||
- Definition Value Of Shares Withheld For Option Exercise No definition available.
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| X | ||||||||||
- Definition Warrants Issued Included In Closing Costs No definition available.
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| X | ||||||||||
- Definition Warrants issued per share of stock issued in unit offering No definition available.
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Price of a single share of a number of saleable stocks of a company. No definition available.
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| X | ||||||||||
- Definition Number of shares issued in lieu of cash for services contributed to the entity. Number of shares includes, but is not limited to, shares issued for services contributed by vendors and founders. No definition available.
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| X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Value of stock issued in lieu of cash for services contributed to the entity. Value of the stock issued includes, but is not limited to, services contributed by vendors and founders. No definition available.
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| X | ||||||||||
- Definition Value of stock issued as a result of the exercise of stock options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount of decrease of par value, additional paid in capital (APIC) and retained earnings of common and preferred stock retired from treasury when treasury stock is accounted for under the cost method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of shares of common and preferred stock retired from treasury during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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