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Investments in Unconsolidated Affiliates (Details 3) (USD $) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2011 | Jun. 30, 2010 | Jun. 30, 2011 | Jun. 30, 2010
Changes in carrying value of investment in Symetra |  |  |  |
Carrying value at the beginning of the period |  |  | $ 389,700,000 |
Equity in earnings of Symetra | 7,900,000 | 5,300,000 | 14,600,000 | (6,300,000)
Carrying value at the end of the period | 422,900,000 |  | 422,900,000 |
Symetra |  |  |  |
Changes in carrying value of investment in Symetra |  |  |  |
Carrying value at the beginning of the period | 392,800,000 | 329,000,000 | 387,500,000 | 307,700,000
Equity in earnings of Symetra | 8,600,000 | 5,300,000 | 15,900,000 | (6,200,000)
Net unrealized gains from investee's fixed maturity portfolio | 24,000,000 | 50,000,000 | 24,100,000 | 82,800,000
Dividends received | (1,000,000) | (900,000) | (1,900,000) | (900,000)
(Decrease) increase in value of warrants | (3,400,000) | (10,900,000) | (4,600,000) | (10,900,000)
Carrying value at the end of the period | 421,000,000 | 372,500,000 | 421,000,000 | 372,500,000
Symetra | Common shareholders' equity |  |  |  |
Changes in carrying value of investment in Symetra |  |  |  |
Carrying value at the beginning of the period | 356,900,000 | 290,500,000 | 350,400,000 | 269,200,000
Equity in earnings of Symetra | 8,600,000 | 5,300,000 | 15,900,000 | (6,200,000)
Net unrealized gains from investee's fixed maturity portfolio | 24,000,000 | 50,000,000 | 24,100,000 | 82,800,000
Dividends received | (1,000,000) | (900,000) | (1,900,000) | (900,000)
Carrying value at the end of the period | 388,500,000 | 344,900,000 | 388,500,000 | 344,900,000
Tax on equity in earnings | 700,000 | 0 | 1,300,000 | 0
Equity in net unrealized gains | 87,700,000 | 74,000,000 | 87,700,000 | 74,000,000
Tax on equity in net unrealized gains | 7,100,000 | 0 | 7,100,000 | 0
Loss from dilutive effect resulting from public offering |  |  |  | 17,900,000
Loss from dilutive effect resulting from dividend and issuance of restricted shares |  | 300,000 |  | 600,000
Gain from dilutive effect resulting from public offering |  |  |  | 1,900,000
Symetra | Warrants |  |  |  |
Changes in carrying value of investment in Symetra |  |  |  |
Carrying value at the beginning of the period | 35,900,000 | 38,500,000 | 37,100,000 | 38,500,000
Dividends received | (600,000) |  | (1,000,000) |
(Decrease) increase in value of warrants | (3,400,000) | (10,900,000) | (4,600,000) | (10,900,000)
Carrying value at the end of the period | $ 32,500,000 | $ 27,600,000 | $ 32,500,000 | $ 27,600,000

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