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Share Based and Deferred Compensation (Tables) | 6 Months Ended
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Jun. 30, 2011
Share Based and Deferred Compensation (Tables) [Abstract] |
Option activity |
|  |  |  |  |  | Weighted |  |  | Weighted Average |  |  |  |
|  |  |  |  |  | Average |  |  | Remaining Contractual |  |  | Aggregate Intrinsic |
|  | Shares |  |  | Exercise Price |  |  | Term (in years) |  |  | Value |
Outstanding at January 1, 2011 |  |  | 3,116,611 |  |  | $ | 14.56 |  |  |  | 7.81 |  |  | $ | (9,080,625 | )
Granted |  |  | 603,241 |  |  |  | 11.89 |  |  |  | 9.68 |  |  |  | (180,972 | )
Exercised |  |  | (76,887 | ) |  |  | 2.91 |  |  |  |  |  |  |  |  |
Outstanding at June 30, 2011 |  |  | 3,642,965 |  |  | $ | 14.37 |  |  |  | 7.70 |  |  | $ | (10,115,971 | )
Vested/Exercisable at June 30, 2011 |  |  | 2,331,021 |  |  | $ | 16.75 |  |  |  | 7.05 |  |  | $ | (11,802,863 | )
Company's restricted share activity |
|  |  |  |  |  | Weighted |
|  |  |  |  |  | Average Grant |
|  | Shares |  |  | Date Fair value |
Non-vested at January 1, 2011 |  |  | 851,278 |  |  | $ | 10.75 |
Granted |  |  | 197,035 |  |  |  | 11.92 |
Vested |  |  | (237,541 | ) |  |  | 19.76 |
Forfeited |  |  | (2,009 | ) |  |  | 15.04 |
Non-vested at June 30, 2011 |  |  | 808,763 |  |  | $ | 9.47 |

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