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Consolidated Balance Sheets (Parenthetical) (USD $)
In Thousands, except Share data, unless otherwise specified |
Mar. 31, 2013
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Dec. 31, 2012
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| Statement of Financial Position [Abstract] | ||
| Fixed maturity investments trading, amortized cost | $ 4,430,285 | $ 4,554,362 |
| Fixed maturity investments available for sale, amortized cost | $ 39,324 | $ 71,445 |
| Preference Shares, Par Value (In dollars per share) | $ 1 | $ 1 |
| Preference Shares, Shares issued (In shares) | 16,000,000 | 16,000,000 |
| Preference Shares, Shares outstanding (In shares) | 16,000,000 | 16,000,000 |
| Common Shares, Par Value (In dollars per share) | $ 1 | $ 1 |
| Common Shares, Shares issued (In shares) | 44,510,091 | 45,542,203 |
| Common Shares, Shares outstanding (In shares) | 44,510,091 | 45,542,203 |
| X | ||||||||||
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- Definition
This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. No definition available.
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- Definition
Face amount or stated value of common stock per share; generally not indicative of the fair market value per share. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Face amount or stated value per share of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer); generally not indicative of the fair market value per share. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
This item represents a parenthetical disclosure for the cost of securities classified as trading. No definition available.
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