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Derivative Financial Instruments (Tables) | 6 Months Ended
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Jun. 30, 2017
General Discussion of Derivative Instruments and Hedging Activities [Abstract] |
Summary Of Location And Amounts Of Derivative Fair Values In The Consolidated Balance Sheets | The following tables present the location and amounts of derivative fair values in the consolidated balance sheets and derivative (losses) gains in the consolidated statements of operations:
| Asset Derivatives |  | Liability Derivatives
| June 30, 2017 |  | December 31, 2016 |  | June 30, 2017 |  | December 31, 2016
| (Amounts in thousands)
Total return swaps - Other assets | $ | — |  |  | $ | 667 |  |  | $ | — |  |  | $ | — |
Options sold - Other liabilities | — |  |  | — |  |  | 104 |  |  | 20 |
Total return swaps - Other liabilities | — |  |  | — |  |  | 1,725 |  |  | 765 |
Total derivatives | $ | — |  |  | $ | 667 |  |  | $ | 1,829 |  |  | $ | 785 |
Schedule Of Derivative Gains And Losses In The Consolidated Statements Of Operations |
| (Losses) Gains Recognized in Income
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2017 |  | 2016 |  | 2017 |  | 2016
| (Amounts in thousands)
Total return swaps - Net realized investment (losses) gains | $ | (1,634 | ) |  | $ | 2,581 |  |  | $ | (2,654 | ) |  | $ | 3,744 |
Options sold - Net realized investment gains | 1,005 |  |  | 1,350 |  |  | 1,301 |  |  | 2,294 |
Total | $ | (629 | ) |  | $ | 3,931 |  |  | $ | (1,353 | ) |  | $ | 6,038 |

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- Definition Schedule of Derivative Gains and Losses in the Consolidated Statements of Operations [Table Text Block] + References No definition available. + Details
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624163-113959 + Details
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