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Note 15 DEBT SECURITIES (Tables) | 12 Months Ended
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Dec. 31, 2012
Schedule of Debt [Table Text Block] |
|  | 2012 |  |  | 2011 |
3.25% Contingent Convertible Senior Unsecured Notes due August 1, 2024 |  | $ | — |  |  | $ | 56,435 |
10.875% Capital Securities due August 1, 2027 |  |  | — |  |  |  | 26,119 |
|  | $ | — |  |  | $ | 82,554 |

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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration