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Long-term Incentive Plans (Tables) | 12 Months Ended
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Dec. 31, 2013
Long-Term Incentive Plans [Abstract] |
Restricted Shares Outstanding |
|  |  | Restricted Share Activity
|  |  | 2013 |  | 2012 |  | 2011
|  |  | Number of Shares |  | Weighted Average Price Per Share |  | Number of Shares |  | Weighted Average Price Per Share |  | Number of Shares |  | Weighted Average Price Per Share
| Outstanding at beginning of year |  | 7,320,110 |  | $ | 6.8017 |  | 4,881,782 |  | $ | 6.4134 |  | 5,013,890 |  | $ | 6.8377
| Granted |  | 449,931 |  |  | 13.0741 |  | 2,689,542 |  |  | 7.9299 |  | 235,050 |  |  | 10.1159
| Vested |  | (969,396) |  |  | 9.8408 |  | (70,549) |  |  | 16.7909 |  | (308,692) |  |  | 15.9044
| Forfeited |  | (2,968,530) |  |  | 5.6724 |  | (180,665) |  |  | 9.2860 |  | (58,466) |  |  | 7.3353
| Outstanding at end of year |  | 3,832,115 |  | $ | 7.6438 |  | 7,320,110 |  | $ | 6.8017 |  | 4,881,782 |  | $ | 6.4134
Number Of Restricted Share Awards Granted |
|  |  | Number of Restricted Shares Granted |
|  |  | 2013 |  | 2012 |  | 2011 |
| Proxy officers |  | 0 |  | 2,097,752 |  | 0 |
| Other |  | 449,931 |  | 591,790 |  | 235,050 |
| Total |  | 449,931 |  | 2,689,542 |  | 235,050 |
Stock Options Outstanding |
|  |  | 2013 |  | 2012 |  | 2011
|  |  |  |  | Weighted |  |  |  | Weighted |  |  |  | Weighted
|  |  |  |  | Average |  |  |  | Average |  |  |  | Average
|  |  | Number of |  | Price |  | Number of |  | Price |  | Number of |  | Price
Options |  | Shares |  | Per Share |  | Shares |  | Per Share |  | Shares |  | Per Share
Outstanding at beginning of year |  | 5,963,268 |  | $ | 19.0485 |  | 6,425,073 |  | $ | 21.3330 |  | 6,650,947 |  | $ | 22.1713
Expired or forfeited |  | (2,247,862) |  |  | 16.3382 |  | (461,805) |  |  | 50.8330 |  | (225,874) |  |  | 46.0164
Outstanding at end of year |  | 3,715,406 |  | $ | 20.6883 |  | 5,963,268 |  | $ | 19.0485 |  | 6,425,073 |  | $ | 21.3330
Exercisable at end of year |  | 1,752,311 |  | $ | 38.5120 |  | 1,751,173 |  | $ | 45.0174 |  | 2,211,878 |  | $ | 46.1478
Weighted average fair value per share |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Outstanding Stock Options |
|  | Stock Options Outstanding |  | Stock Options Exercisable
|  |  |  | Weighted |  |  |  |  |  |  |  |  |  | Weighted |  |  |  |  |  |
|  |  |  | Average |  |  | Weighted |  | Aggregate |  |  |  | Average |  |  | Weighted |  | Aggregate
|  |  |  | Remaining |  |  | Average |  | Intrinsic |  |  |  | Remaining |  |  | Average |  | Intrinsic
Range of Average |  | Number of |  | Contractual |  |  | Exercise |  | Value |  | Number of |  | Contractual |  |  | Exercise |  | Value
Exercise Price |  | Options |  | Life in Years |  |  | Price |  | (in millions) |  | Options |  | Life in Years |  |  | Price |  | (in millions)
$4.02 - $36.69 |  | 2,653,000 |  | 2.53 |  | $ | 4.4840 |  | $ | 20 |  | 700,000 |  | 2.40 |  | $ | 4.3879 |  | $ | 5
$48.58 - $70.86 |  | 1,062,406 |  | 0.61 |  |  | 61.1530 |  |  | 0 |  | 1,052,311 |  | 0.61 |  |  | 61.2115 |  |  | 0
Total |  | 3,715,406 |  | 1.98 |  | $ | 20.6883 |  | $ | 20 |  | 1,752,311 |  | 1.33 |  | $ | 38.5120 |  | $ | 5

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