|
Equity Compensation (Details 2) (Stock Options, USD $)
|
6 Months Ended |
|
Jun. 30, 2014
|
| Options Outstanding |
|
| Number of Underlying Shares |
4,697,807 |
| Options Exercisable |
|
| Number of Underlying Shares |
2,694,980 |
|
$0.52-1.72
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 0.52 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 1.72 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 0.98 |
| Number of Underlying Shares |
52,971 |
| Weighted-Average Remaining Contractual Life |
1 year 2 months 12 days |
| Options Exercisable |
|
| Number of Underlying Shares |
52,971 |
| Weighted-Average Remaining Contractual Life |
1 year 2 months 12 days |
|
$1.97-3.38
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 1.97 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 3.38 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 2.43 |
| Number of Underlying Shares |
410,623 |
| Weighted-Average Remaining Contractual Life |
1 year 10 months 24 days |
| Options Exercisable |
|
| Number of Underlying Shares |
410,623 |
| Weighted-Average Remaining Contractual Life |
1 year 10 months 24 days |
|
$3.58-6.14
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 3.58 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 6.14 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 5.54 |
| Number of Underlying Shares |
1,897,260 |
| Weighted-Average Remaining Contractual Life |
5 years 6 months |
| Options Exercisable |
|
| Number of Underlying Shares |
1,600,058 |
| Weighted-Average Remaining Contractual Life |
5 years 2 months 12 days |
|
$6.34-9.94
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 6.34 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 9.94 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 8.27 |
| Number of Underlying Shares |
1,062,937 |
| Weighted-Average Remaining Contractual Life |
7 years 9 months 18 days |
| Options Exercisable |
|
| Number of Underlying Shares |
527,829 |
| Weighted-Average Remaining Contractual Life |
7 years 7 months 6 days |
|
$11.28-16.97
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 11.28 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 16.97 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 11.99 |
| Number of Underlying Shares |
442,984 |
| Weighted-Average Remaining Contractual Life |
7 years 10 months 24 days |
| Options Exercisable |
|
| Number of Underlying Shares |
101,799 |
| Weighted-Average Remaining Contractual Life |
6 years 7 months 6 days |
|
$17.66-22.92
|
|
| Redeemable Convertible Preferred Stock and Stockholders' Equity (Deficit) |
|
| Range of Exercise Price, low end of range (in dollars per share) |
$ 17.66 |
| Range of Exercise Price, high end of range (in dollars per share) |
$ 22.92 |
| Options Outstanding |
|
| Weighted Average Exercise Price (in dollars per share) |
$ 21.01 |
| Number of Underlying Shares |
831,032 |
| Weighted-Average Remaining Contractual Life |
9 years 7 months 6 days |
| Options Exercisable |
|
| Number of Underlying Shares |
1,700 |
| Weighted-Average Remaining Contractual Life |
9 years 1 month 6 days |