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Employee Benefit Plans (Tables) | 12 Months Ended
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Dec. 31, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract] |
Schedule of share-based awards | The following grants of share-based awards were made in 2016 under the 2005 Incentive Plan:
Date of Grant |  |  | Shares |  |  |  | Grant Date Fair Value Per Share |  |  | Vesting Period
January 4, 2016 (1) |  |  | 1,143,062 |  |  |  |  | $ | 5.26 |  |  |  | 33% per year over three years
January 4, 2016 (2) |  |  | 1,143,062 |  |  |  |  | $ | 7.13 |  |  |  | 100% on January 1, 2019
January 4, 2016 (3) |  |  | 11,763 |  |  |  |  | $ | 5.26 |  |  |  | 100% on January 1, 2018
February 1, 2016 (1) |  |  | 18,610 |  |  |  |  | $ | 4.03 |  |  |  | 33% per year over three years
February 1, 2016 (2) |  |  | 18,610 |  |  |  |  | $ | 7.13 |  |  |  | 100% on January 1, 2019
April 1, 2016 (3) |  |  | 13,727 |  |  |  |  | $ | 5.60 |  |  |  | 100% on January 1, 2018
July 1, 2016 (3) |  |  | 8,476 |  |  |  |  | $ | 6.76 |  |  |  | 100% on January 1, 2018
October 3, 2016 (3) |  |  | 7,803 |  |  |  |  | $ | 8.13 |  |  |  | 100% on January 1, 2018
December 2, 2016 (4) |  |  | 94,680 |  |  |  |  | $ | 11.09 |  |  |  | 33% per year over three years
(1) | Reflects the grant of restricted stock to our executive officers and select management employees.
(2) | Reflects the grant of PSUs to our executive officers and select management employees.
(3) | Reflects the grant of restricted stock to certain independent members of our Board of Directors who have made an election to take their quarterly fees in stock in lieu of cash.
(4) | Reflects annual equity grants to each independent member of our Board of Directors.
Summary of information about restricted stock | The following table summarizes information about our restricted stock:
| Year Ended December 31,
| 2016 |  | 2015 |  | 2014
| Shares |  | Grant Date Fair Value (1) |  | Shares |  | Grant Date Fair Value (1) |  | Shares |  | Grant Date Fair Value (1)
Awards outstanding at beginning of year | 661,124 |  |  | $ | 16.28 |  |  | 554,960 |  |  | $ | 17.54 |  |  | 771,942 |  |  | $ | 13.62 |
Granted | 1,298,121 |  |  | 5.70 |  |  | 501,076 |  |  | 15.57 |  |  | 139,455 |  |  | 23.22 |
Vested (2) (3) | (305,588 | ) |  | 16.94 |  |  | (332,223 | ) |  | 16.44 |  |  | (356,437 | ) |  | 11.27 |
Forfeited | (75,684 | ) |  | 7.76 |  |  | (62,689 | ) |  | 20.93 |  |  | — |  |  | — |
Awards outstanding at end of year (3) | 1,577,973 |  |  | $ | 7.86 |  |  | 661,124 |  |  | $ | 16.28 |  |  | 554,960 |  |  | $ | 17.54 |
(1) | Represents the weighted average grant date fair value, which is based on the quoted closing market price of our common stock on the trading day prior to the date of grant.
(2) | Total fair value of restricted stock and RSUs that vested during the years ended December 31, 2016, 2015 and 2014 was $2.2 million, $5.1 million and $8.2 million, respectively.
(3) | The vested and year-end amounts in 2014 each included 33,760 shares of RSUs with the grant date fair value of 15.80 per share. We paid $0.7 million in cash upon vesting of these RSUs in January 2015.

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