v2.4.0.8

Shareholders' equity Shareholders' Equity (Tables) | 9 Months Ended
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Sep. 30, 2014
Shareholders' equity [Abstract] |
Dividends Declared [Table Text Block] | The following table presents the dividends per Common Share for the three and nine months ended September 30, 2014, in Swiss francs (CHF) and U.S. dollars (USD).
| Three Months Ended |  |  | Nine Months Ended |
| September 30 |  |  | September 30 |
| 2014 |  | 2013 |  | 2014 |  | 2013
Dividends – par value reduction | CHF | 0.61 |  |  | $ | 0.65 |  |  | CHF | 0.46 |  |  | $ | 0.51 |  |  | CHF | 1.64 |  |  | $ | 1.81 |  |  | CHF | 1.40 |  |  | $ | 1.51 |
Dividends – distributed from capital contribution reserves | — |  |  | — |  |  | — |  |  | — |  |  | 0.20 |  |  | 0.24 |  |  | — |  |  | — |
Total dividends per common share | CHF | 0.61 |  |  | $ | 0.65 |  |  | CHF | 0.46 |  |  | $ | 0.51 |  |  | CHF | 1.84 |  |  | $ | 2.05 |  |  | CHF | 1.40 |  |  | $ | 1.51 |
Share Repurchase Program [Table Text Block] | The following table presents 2014 share repurchases of ACE's Common Shares conducted in a series of open market transactions under the November 2013 Board authorization of a share repurchase program of up to $2.0 billion through December 31, 2014:
(in millions of U.S. dollars, except share data) | Three Months Ended |  |  | Nine Months Ended |  |  | October 1, 2014 through October 28, 2014 |
September 30, 2014 |  |  | September 30, 2014 |  |
Number of shares repurchased | 4,349,302 |  |  | 10,143,184 |  |  | 699,965 |
Dollar value of shares repurchased | $450 |  | $1,019 |  | $74
Repurchase authorization remaining at end of period | $924 |  | $924 |  | $850

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- Definition Table showing information related to share repurchase programs [Table Text Block] + References No definition available. + Details
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- Definition Tabular disclosure of information related to dividends declared, including paid and unpaid dividends. + References No definition available. + Details
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Period Type: | duration