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Long-term Incentive Plans (Tables) | 12 Months Ended
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Dec. 31, 2014
Long-Term Incentive Plans [Abstract] |
Restricted Shares Outstanding |
|  |  | Restricted Share Activity
|  |  | 2014 |  | 2013 |  | 2012
|  |  | 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 |  | 3,832,115 |  | $ | 7.6438 |  | 7,320,110 |  | $ | 6.8017 |  | 4,881,782 |  | $ | 6.4134
| Granted |  | 3,263,472 |  |  | 12.0284 |  | 449,931 |  |  | 13.0741 |  | 2,689,542 |  |  | 7.9299
| Vested |  | (613,641) |  |  | 5.9661 |  | (969,396) |  |  | 9.8408 |  | (70,549) |  |  | 16.7909
| Forfeited |  | (123,120) |  |  | 10.2942 |  | (2,968,530) |  |  | 5.6724 |  | (180,665) |  |  | 9.2860
| Outstanding at end of year |  | 6,358,826 |  | $ | 10.0047 |  | 3,832,115 |  | $ | 7.6438 |  | 7,320,110 |  | $ | 6.8017
Stock Options Outstanding |
|  |  | 2014 |  | 2013 |  | 2012
|  |  |  |  | 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 |  | 3,715,406 |  | $ | 20.6883 |  | 5,963,268 |  | $ | 19.0485 |  | 6,425,073 |  | $ | 21.3330
Exercised |  | (400,000) |  |  | 4.0200 |  | - |  |  | - |  | - |  |  | -
Expired or forfeited |  | (767,406) |  |  | 61.5815 |  | (2,247,862) |  |  | 16.3382 |  | (461,805) |  |  | 50.8330
Outstanding at end of year |  | 2,548,000 |  | $ | 10.9888 |  | 3,715,406 |  | $ | 20.6883 |  | 5,963,268 |  | $ | 19.0485
Exercisable at end of year |  | 1,798,000 |  | $ | 13.4660 |  | 1,752,311 |  | $ | 38.5120 |  | 1,751,173 |  | $ | 45.0174
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 - $57.71 |  | 2,287,500 |  | 1.70 |  | $ | 5.3922 |  | $ | 11 |  | 1,537,500 |  | 1.47 |  | $ | 5.5591 |  | $ | 8
$58.84 - $70.86 |  | 260,500 |  | 0.55 |  |  | 60.1333 |  |  | - |  | 260,500 |  | 0.55 |  |  | 60.1333 |  |  | -
Total |  | 2,548,000 |  | 1.58 |  | $ | 10.9888 |  | $ | 11 |  | 1,798,000 |  | 1.34 |  | $ | 13.4660 |  | $ | 8

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- Definition Disclosure of the number and weighted-average grant date fair value for restricted stock and restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock and restricted stock units that were granted, vested, or forfeited during the year. + References No definition available. + Details
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- Definition Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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