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Common Stock Incentive Plan (Table) | 12 Months Ended
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Dec. 31, 2014
Common Stock Incentive Plan |
Summary of common stock grant activity under the 2012 Plan |
|  | 2014 |  | 2013 |  | 2012 |
|  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted |
|  | Number of |  | average |  | Number of |  | average |  | Number of |  | average |
|  | shares |  | price(1) |  | shares |  | price(1) |  | shares |  | price(1) |
Outstanding nonvested |  |  |  |  |  |  |  |  |  |  |  |  |
shares, beginning of year |  | 722,263 |  | $ | 23.37 |  | 895,550 |  | $ | 19.94 |  | 925,526 |  | $ | 20.21 |
Shares granted |  | 262,655 |  | $ | 39.87 |  | 484,060 |  | $ | 41.13 |  | 261,811 |  | $ | 35.06 |
Shares vested |  | (440,348 | ) | $ | 36.88 |  | (654,650 | ) | $ | 30.91 |  | (290,877 | ) | $ | 27.47 |
Shares forfeited |  | (17,394 | ) | $ | 39.07 |  | (2,697 | ) | $ | 37.30 |  | (910 | ) | $ | 31.67 |
Outstanding nonvested |  |  |  |  |  |  |  |  |  |  |  |  |
shares, end of each period |  | 527,176 |  | $ | 29.02 |  | 722,263 |  | $ | 23.37 |  | 895,550 |  | $ | 19.94 |
(1) Grant date fair value.

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- Definition Tabular disclosure of share-based compensation plans that may be presented in a single table for outstanding, vested and expected to vest, and exercisable awards. The information that may be disclosed in this table may include, but is not limited to, number of shares, weighted average exercise price, weighted average remaining contractual life, and aggregate intrinsic value. + References No definition available. + Details
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