Common Stock (Narrative) (Details) |
12 Months Ended | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Oct. 17, 2017
USD ($)
$ / shares
shares
|
Jun. 12, 2017
USD ($)
$ / shares
shares
|
May 05, 2017
$ / shares
shares
|
Sep. 19, 2016
USD ($)
$ / shares
shares
|
Mar. 02, 2016
USD ($)
$ / shares
shares
|
Dec. 03, 2015
USD ($)
shares
|
Nov. 12, 2015
USD ($)
$ / shares
shares
|
Dec. 31, 2017
$ / shares
shares
|
Dec. 31, 2016
$ / shares
shares
|
Dec. 31, 2015
USD ($)
$ / shares
shares
|
Mar. 16, 2015
USD ($)
|
|
Common Stock [Abstract] | |||||||||||
Reverse stock split | 0.1 | ||||||||||
Common stock, par value | $ / shares | $ 0.0001 | $ 0.0001 | $ 0.0001 | ||||||||
Common stock authorized | shares | 50,000,000 | 50,000,000 | 50,000,000 | ||||||||
Preferred stock authorized | shares | 10,000,000 | 10,000,000 | 10,000,000 | ||||||||
Aggregate offering price of common stock which the Company may issue and sell | $ 40,000,000 | ||||||||||
Proceeds from issuance after deducting commissions and other transaction costs | $ 1,005,715 | ||||||||||
Shares issued | shares | 3,265,309 | 3,030,304 | 2,400,000 | 1,562,500 | 1,666,667 | 0 | 0 | 140,707 | |||
Number of warrants, issued | shares | 1,632,654 | 1,515,152 | 1,800,000 | 1,171,875 | 1,250,000 | 3,525,543 | 3,194,000 | ||||
Warrants issued per share of stock issued in unit offering | $ / shares | $ 0.5 | $ 0.5 | $ 0.75 | $ 0.75 | $ 0.75 | ||||||
Share Price | $ / shares | 2.45 | 3.30 | 2.50 | 3.20 | 4.20 | $ 7.4100 | |||||
Stock Warrants, Exercise Price | $ / shares | $ 2.85 | $ 4.00 | $ 3.00 | $ 4.20 | $ 5.30 | ||||||
Proceeds from issuance | $ 8,000,007 | $ 10,000,003 | $ 6,000,000 | $ 5,000,000 | $ 7,000,000 | $ 1,042,573 | |||||
Public offering closing costs | $ 830,111 | $ 1,193,052 | $ 575,094 | $ 575,751 | $ 740,323 | ||||||
Warrants issued included in closing costs | shares | 195,919 | 181,818 | 144,000 | 78,125 | 83,333 | ||||||
Fair value of placement agent warrants | $ 270,754 | $ 434,320 | $ 117,130 | $ 155,938 | $ 174,417 | ||||||
Cash paid in exchange for legal services | 559,357 | 758,732 | 457,964 | 419,813 | 565,906 | ||||||
Proceeds allocated to financing expense | 219,577 | 333,050 | 143,203 | 169,887 | 211,116 | ||||||
Issuance cost incurred | $ 610,534 | $ 860,002 | $ 431,891 | $ 405,864 | $ 529,207 | ||||||
Retirement of treasury stock, shares | shares | 11,321 | ||||||||||
Retirement of treasury stock | $ 128,410 |
X | ||||||||||
- Definition Aggregate Offering Price Of Common Stock Which The Company May Issue And Sell No definition available.
|
X | ||||||||||
- Definition Cash paid in exchange for legal services and closing costs. No definition available.
|
X | ||||||||||
- Definition Common Stock Issuance Cost Incurred No definition available.
|
X | ||||||||||
- Definition Investment Warrants, Issued, Number No definition available.
|
X | ||||||||||
- Definition Placement Agent Warrants, Fair Value At Issuance No definition available.
|
X | ||||||||||
- Definition Proceeds From Issuance Of Common Stock Allocated To Expense No definition available.
|
X | ||||||||||
- Definition Proceeds from Issuance of Common Stock, Net Of Commissions And Other Transaction Costs No definition available.
|
X | ||||||||||
- Definition Public Offering Closing Costs No definition available.
|
X | ||||||||||
- Definition The exercise price of stock warrants at the date of exercise. No definition available.
|
X | ||||||||||
- Definition Warrants Issued Included In Closing Costs No definition available.
|
X | ||||||||||
- Definition Warrants issued per share of stock issued in unit offering No definition available.
|
X | ||||||||||
- Definition Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition The cash inflow from the additional capital contribution to the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Price of a single share of a number of saleable stocks of a company. No definition available.
|
X | ||||||||||
- Definition Number of new stock issued during the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
X | ||||||||||
- Definition Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
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
|
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
|