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Other (income) expense (Tables) | 12 Months Ended
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Dec. 31, 2017
Other Income and Expenses [Abstract] |
Schedule of the components of Other (income) expense |
| Year Ended December 31 |
(in millions of U.S. dollars) | 2017 |  |  | 2016 |  |  | 2015 |
Equity in net (income) loss of partially-owned entities | $ | (418 | ) |  | $ | (264 | ) |  | $ | (113 | )
(Gains) losses from fair value changes in separate account assets (1) | (97 | ) |  | (11 | ) |  | 19 |
One-time contribution to the Chubb Charitable Foundation | 50 |  |  | — |  |  | — |
Federal excise and capital taxes | 35 |  |  | 19 |  |  | 19 |
Other | 30 |  |  | 34 |  |  | 24 |
Other (income) expense | $ | (400 | ) |  | $ | (222 | ) |  | $ | (51 | )
(1) Related to (gains) losses from fair value changes in separate account assets that do not qualify for separate account reporting under GAAP.

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- Definition Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items. + References No definition available. + Details
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