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UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Millions | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2017 | Dec. 31, 2016
Fixed income securities, available for sale, amortized cost | $ 5,305.7 | $ 5,620.1
Fixed income securities, trading at fair value (amortized cost ) | 1,642.4 | 1,264.8
Equity securities, trading at fair value, cost | 407.2 | 554.3
Short-term Investments, available for sale, amortized cost | 34.4 | 145.3
Short-term investments, trading at fair value, amortized cost | 90.3 | 185.4
Catastrophe bonds, trading at fair value, cost | 33.5 | 42.5
Cash and cash equivalents, within consolidated VIEs | $ 164.2 | $ 291.3
Ordinary shares, par value (in usd per share) | $ 0.0015144558 | $ 0.0015144558
Ordinary shares, issued (in shares) | 59,407,323 | 59,774,464
Preference shares, par value (in usd per share) | $ 0.0015144558 | $ 0.0015144558
5.95% preference shares |  |
Preference shares, issued (in shares) | 11,000,000 | 11,000,000
Preference shares, rate | 5.95% | 5.95%
Preference shares, par value (in usd per share) | $ 0.0015144558 | $ 0.0015144558
7.401% preference shares |  |
Preference shares, issued (in shares) | 0 | 5,327,500
Preference shares, rate | 7.401% | 7.401%
Preference shares, par value (in usd per share) |  | $ 0.0015144558
7.250% preference shares |  |
Preference shares, issued (in shares) | 0 | 6,400,000
Preference shares, rate | 7.25% | 7.25%
Preference shares, par value (in usd per share) |  | $ 0.0015144558
5.625% preference shares |  |
Preference shares, issued (in shares) | 10,000,000 | 10,000,000
Preference shares, rate | 5.625% | 5.625%
Preference shares, par value (in usd per share) | $ 0.0015144558 | $ 0.0015144558

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