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Fair Value of Assets and Liabilities (Quantitative Information for Level 3 Inputs) (Details) (USD $) In Thousands, unless otherwise specified | Dec. 31, 2013 | Dec. 31, 2012
--- | --- | ---
Market Comparable Securities [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
State And Political Subdivision Securities | $ 29,024 | $ 5,451
Corporate Securities | 312,887 | 450,177
Financial Instruments, Owned, US Government and Agency Obligations, at Fair Value | 37,539 |
Short-term Investments |  | 22,031
Market Comparable Securities [Member] | Liquidity Premium [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
State And Political Subdivision Securities Unobservable Input Range | 1.00% | 1.00%
Corporate Securities Unobservable Input Range | 0.00% | 0.00%
Short Term Investments Unobservable Input Range |  | 1.00%
US Government And Agencies Securities Unobservable Input Range | 0.00% |
Market Comparable Securities [Member] | Liquidity Premium [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
State And Political Subdivision Securities Unobservable Input Range | 1.00% | 1.00%
Corporate Securities Unobservable Input Range | 2.00% | 2.00%
Short Term Investments Unobservable Input Range |  | 1.00%
US Government And Agencies Securities Unobservable Input Range | 1.00% |
Market Comparable Securities [Member] | Liquidity Premium [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
State And Political Subdivision Securities Unobservable Input Range | 1.00% | 1.00%
Corporate Securities Unobservable Input Range | 1.00% | 1.00%
Short Term Investments Unobservable Input Range |  | 1.00%
US Government And Agencies Securities Unobservable Input Range | 1.00% |
Total Return Swap [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives | (176,270) | (243,177)
Total Return Swap [Member] | Mortality [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Total Return Swap [Member] | Mortality [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 100.00% | 100.00%
Total Return Swap [Member] | Mortality [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 2.00% | 1.00%
Total Return Swap [Member] | Lapse [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Total Return Swap [Member] | Lapse [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 35.00% | 35.00%
Total Return Swap [Member] | Lapse [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 7.00% | 6.00%
Total Return Swap [Member] | Withdrawal [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Total Return Swap [Member] | Withdrawal [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 5.00% | 5.00%
Total Return Swap [Member] | Withdrawal [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 3.00% | 3.00%
Total Return Swap [Member] | Own Credit [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Total Return Swap [Member] | Own Credit [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 1.00% | 1.00%
Total Return Swap [Member] | Own Credit [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 1.00% | 1.00%
Total Return Swap [Member] | Crediting Rate [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 2.00% | 2.00%
Total Return Swap [Member] | Crediting Rate [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 4.00% | 4.00%
Total Return Swap [Member] | Crediting Rate [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Assets Measured On Recurring Basis Funds Held Under Reinsurance Agreements Asset Embedded Derivatives Unobservable Input Range | 3.00% | 3.00%
Discounted Cash Flow [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives | 838,670 | 740,256
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives | $ 30,055 | $ 172,105
Discounted Cash Flow [Member] | Mortality [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Discounted Cash Flow [Member] | Mortality [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 100.00% | 100.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 100.00% | 100.00%
Discounted Cash Flow [Member] | Mortality [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 2.00% | 1.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 2.00% | 2.00%
Discounted Cash Flow [Member] | Lapse [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Discounted Cash Flow [Member] | Lapse [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 35.00% | 35.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 25.00% | 25.00%
Discounted Cash Flow [Member] | Lapse [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 7.00% | 6.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 6.00% | 5.00%
Discounted Cash Flow [Member] | Withdrawal [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Discounted Cash Flow [Member] | Withdrawal [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 5.00% | 5.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 7.00% | 7.00%
Discounted Cash Flow [Member] | Withdrawal [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 3.00% | 3.00%
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 3.00% | 3.00%
Discounted Cash Flow [Member] | Own Credit [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Discounted Cash Flow [Member] | Own Credit [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 1.00% | 1.00%
Discounted Cash Flow [Member] | Own Credit [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 1.00% | 1.00%
Discounted Cash Flow [Member] | Option Budget Projection [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 2.00% | 2.00%
Discounted Cash Flow [Member] | Option Budget Projection [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 4.00% | 4.00%
Discounted Cash Flow [Member] | Option Budget Projection [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Indexed Annuities Embedded Derivatives Unobservable Input Range | 3.00% | 3.00%
Discounted Cash Flow [Member] | Long Term Volatility [Member] | Minimum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 0.00% | 0.00%
Discounted Cash Flow [Member] | Long Term Volatility [Member] | Maximum [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 27.00% | 27.00%
Discounted Cash Flow [Member] | Long Term Volatility [Member] | Weighted Average [Member] |  |
Unobservable Inputs Used In Level3 Fair Value Measurements [Line Items] |  |
Fair Value Liabilities Measured On Recurring Basis Guaranteed Interest Contracts Variable Annuities Embedded Derivatives Unobservable Input Range | 10.00% | 14.00%

X
- Definition The balance represents the amount of securities secured by corporate securities. + References No definition available. + Details
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- Definition The percentage range that represents the amount of securities secured by corporate securities. + References No definition available. + Details
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- Definition Embedded derivatives related to funds held by the ceding insurer on behalf the reinsurer, including funds held in trust, under reinsurance treaties or contracts with the assuming insurer as security for the payment of the obligations thereunder, which represent an asset for the reinsurer. There is another concept for the corresponding liability of the ceding insurer. + References No definition available. + Details
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- Definition Embedded derivatives related to funds held by the ceding insurer on behalf the reinsurer, including funds held in trust, under reinsurance treaties or contracts with the assuming insurer as security for the payment of the obligations thereunder, which represent an asset for the reinsurer. There is another concept for the corresponding liability of the ceding insurer. Value represents the percentage range and weighted average. + References No definition available. + Details
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- Definition Fair Value, Liabilities Measured on Recurring Basis, Interest-sensitive contract liabilities - embedded derivatives - indexed annuities. + References No definition available. + Details
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- Definition Fair Value, Liabilities Measured on Recurring Basis, Interest-sensitive contract liabilities - embedded derivatives - indexed annuities. Value represents the percentage range and weighted average value. + References No definition available. + Details
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- Definition Fair Value, Liabilities Measured on Recurring Basis, Interest-sensitive contract liabilities - embedded derivatives - variable annuities. + References No definition available. + Details
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- Definition Fair Value, Liabilities Measured on Recurring Basis, Interest-sensitive contract liabilities - embedded derivatives - variable annuities. Value Represents the percentage range and weighted average value. + References No definition available. + Details
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- Definition The percentage range that represents the amount of securities secured by short term investments. + References No definition available. + Details
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- Definition The range of unobservable input percentages that represent the amount of securities secured by state and political subdivision securities. + References No definition available. + Details
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- Definition The percentage range that represents the amount of securities secured by U.S. Government and Agencies Securities + References No definition available. + Details
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- Definition The fair value as of the balance sheet date of firm holdings in fixed income obligations issued by state and local governments and authorities. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=29643736&loc=d3e42546-110969 + Details
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- Definition The fair value as of the balance sheet date of firm holdings in debt obligations issued by the US government including short-term Treasury bills, medium-term Treasury notes, and long-term Treasury bonds, as well as debt issued by agencies. Includes both pledged (to counterparties as collateral for financing transactions) and unpledged holdings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 320 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=29643736&loc=d3e42546-110969 + Details
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- Definition Investments which are intended to be sold in the short term (usually less than one year or the normal operating cycle, whichever is longer) including trading securities, available-for-sale securities, held-to-maturity securities, and other short-term investments not otherwise listed in the existing taxonomy. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Subparagraph g -Article 7 + Details
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