Stockholders' Equity (Details 4) - $ / shares |
12 Months Ended | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Apr. 11, 2017 |
Apr. 03, 2017 |
Mar. 20, 2017 |
Mar. 17, 2017 |
Feb. 16, 2017 |
Feb. 15, 2017 |
Feb. 13, 2017 |
Feb. 10, 2017 |
Jun. 07, 2016 |
Dec. 31, 2017 |
Nov. 02, 2015 |
Oct. 31, 2015 |
Sep. 08, 2014 |
|
| Exercise price (in dollars per share) | $ 8.45 | ||||||||||||
| Consulting Warrants [Member] | |||||||||||||
| Average closing market price | $ 16.768 | ||||||||||||
| Exercise price (in dollars per share) | $ 6.00 | $ 6.00 | $ 6.00 | $ 0.0034375 | |||||||||
| Warrant Exercised | 35,000 | ||||||||||||
| Common Shares Issued | 22,470 | ||||||||||||
| Warrants [Member] | |||||||||||||
| Average closing market price | $ 17.920 | $ 19.148 | $ 20.304 | $ 20.262 | $ 13.062 | $ 12.16 | |||||||
| Exercise price (in dollars per share) | $ 6.00 | $ 0.0034375 | $ 3.00 | $ 6.00 | $ 3.00 | $ 6.00 | |||||||
| Warrant Exercised | 12,500 | 43,636 | 226,068 | 2,500 | 25,119 | 30,000 | 1,461,744 | ||||||
| Common Shares Issued | 8,315 | 43,628 | 192,666 | 2,500 | 19,349 | 15,203 | 1,175,796 | ||||||
| Warrants [Member] | 2017 Public Offering [Member] | |||||||||||||
| Average closing market price | $ 20.304 | $ 16.768 | $ 13.062 | ||||||||||
| Exercise price (in dollars per share) | $ 6.00 | $ 6.00 | $ 6.00 | ||||||||||
| Warrant Exercised | 586,596 | 65,177 | 72,420 | ||||||||||
| Common Shares Issued | 413,253 | 41,856 | 39,154 | ||||||||||
| Liquid Patent Consulting, LLC [Member] | Consulting Warrants [Member] | |||||||||||||
| Average closing market price | $ 11.016 | ||||||||||||
| Exercise price (in dollars per share) | $ 0.0034375 | $ 0.0034375 | |||||||||||
| Warrant Exercised | 392,728 | ||||||||||||
| Common Shares Issued | 392,605 |