| Schedule Of Share Based Compensation Stock Options, RSU and SARS Activity [Table Text Block] |
The following table summarizes stock award activity under all plans for the years ended December 31, 2013, 2012, and 2011:
| | | | | | | | | | | | | | | | Options Outstanding | | | Shares Available for Grant
| | Number Outstanding | | Weighted-Average Exercise Price Per Share | BALANCE AT DECEMBER 31, 2010 | | 11,420,522 |
| | 4,275,648 |
| | $ | 8.55 |
| Options and stock appreciation rights granted | | (313,750 | ) | | 313,750 |
| | 8.26 |
| RSUs granted | | (1,381,070 | ) | | — |
| | — |
| Options and stock appreciation rights cancelled | | 981,365 |
| | (981,365 | ) | | 8.64 |
| RSUs cancelled | | 480,571 |
| | — |
| | — |
| Options exercised | | — |
| | (504,561 | ) | | 7.15 |
| Unissued shares returned to plan | | 190,406 |
| | — |
| | — |
| 1998 Directors Plan shares expired | | (10,000 | ) | | — |
| | — |
| Additional shares reserved | | 1,679,692 |
| | — |
| | — |
| BALANCE AT DECEMBER 31, 2011 | | 13,047,736 |
| | 3,103,472 |
| | $ | 8.71 |
| Options granted | | (1,883,388 | ) | | 1,883,388 |
| | 3.21 |
| RSUs granted | | (700,987 | ) | | — |
| | — |
| Options and stock appreciation rights cancelled | | 1,047,545 |
| | (1,047,545 | ) | | 8.73 |
| RSUs cancelled | | 315,817 |
| | — |
| | — |
| Options exercised | | — |
| | — |
| | — |
| Unissued shares returned to plan | | — |
| | — |
| | — |
| 1998 Directors Plan shares expired | | (60,000 | ) | | — |
| | — |
| Additional shares reserved | | 1,700,859 |
| | — |
| | — |
| BALANCE AT DECEMBER 31, 2012 | | 13,467,582 |
| | 3,939,315 |
| | $ | 6.08 |
| Options granted | | (1,785,728 | ) | | 1,785,728 |
| | 2.34 |
| RSUs granted | | (702,665 | ) | | — |
| | — |
| Options and stock appreciation rights cancelled | | 1,545,194 |
| | (1,545,194 | ) | | 7.22 |
| RSUs cancelled | | 471,867 |
| | — |
| | — |
| Options exercised | | — |
| | — |
| | — |
| Unissued shares eliminated from plan | | (15,542,434 | ) | | — |
| | — |
| 1998 Directors Plan shares expired | | 75,000 |
| | (75,000 | ) | | — |
| Additional shares reserved | | 7,122,039 |
| | — |
| | — |
| BALANCE AT DECEMBER 31, 2013 | | 4,650,855 |
| | 4,104,849 |
| | $ | 4.13 |
|
During the years ended December 31, 2013 and 2012, no options or SARs were exercised. The total intrinsic value of options and SARS exercised in 2011 was approximately $1.2 million. The intrinsic value is calculated as the difference between the market value on the date of exercise and the exercise price of the shares. |