|
Net Loss Per Share (Details 2)
|
12 Months Ended |
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
| Convertible preferred stock |
|
|
|
| Net Loss Per Share |
|
|
|
| Potentially dilutive securities, prior to the use of the treasury stock method, excluded from the computation of diluted weighted-average shares outstanding, as they would be anti-dilutive |
3,857,664 |
6,617,686 |
3,412,898 |
| Options to purchase common stock |
|
|
|
| Net Loss Per Share |
|
|
|
| Potentially dilutive securities, prior to the use of the treasury stock method, excluded from the computation of diluted weighted-average shares outstanding, as they would be anti-dilutive |
2,466,492 |
1,743,890 |
1,706,539 |
| Warrants |
|
|
|
| Net Loss Per Share |
|
|
|
| Potentially dilutive securities, prior to the use of the treasury stock method, excluded from the computation of diluted weighted-average shares outstanding, as they would be anti-dilutive |
1,271,520 |
545,797 |
15,000 |