|
Net Income Per Share (Details 1)
|
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
|
Sep. 30, 2012
|
Sep. 30, 2011
|
Sep. 30, 2012
|
Sep. 30, 2011
|
|
|
Options [Member]
|
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| Schedule of anti-dilutive securities excluded from computation of earnings per share | ||||
| Antidilutive securities excluded from computation of earnings per share | 1,937,631 | 1,765,782 | 1,818,198 | 1,486,671 |
|
Unvested restricted stock [Member]
|
||||
| Schedule of anti-dilutive securities excluded from computation of earnings per share | ||||
| Antidilutive securities excluded from computation of earnings per share | 0 | 7,468 | 1,861 | 16,171 |