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Condensed Consolidated Statement of Shareholders' Equity (USD $) In Millions, unless otherwise specified | Total | Ordinary Shares and Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Loss, Net of Tax [Member] | Non-controlling Interests [Member]
--- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2013 | $ 8,195 | $ 4,788 | $ 5,731 | $ (2,374) | $ 50
Beginning Balance (in shares) at Dec. 31, 2013 | 300.7 | 300.7 |  |  |
Increase (Decrease) in Shareholders' Equity |  |  |  |  |
Net income | 336 |  | 325 |  | 11
Shares issued - employee benefit plans (in shares) |  | 0.3 |  |  |
Shares issued - employee benefit plans | 14 | 14 |  |  |
Shares issued - employee compensation (in shares) |  | 2.7 |  |  |
Shares issued - employee compensation | (85) | (85) |  |  |
Shares purchased (in shares) |  | (7.2) |  |  |
Shares purchased | (600) |  | (600) |  |
Tax benefit - employee benefit plans | 44 | 44 |  |  |
Share-based compensation expense | 102 | 102 |  |  |
Dividends to shareholders | (53) |  | (53) |  |
Net change in fair value of investments | 1 |  |  | 1 |
Net change in fair value of derivatives | 9 |  |  | 9 |
Net foreign currency translation adjustments | 16 |  |  | 18 | (2)
Net post-retirement benefit obligation | 26 |  |  | 26 |
Purchase of subsidiary shares from non-controlling interests | 1 |  |  |  | 1
Dividends paid to non-controlling interests on subsidiary common stock | 0 |  |  |  | 0
Ending Balance at Mar. 31, 2014 | $ 8,006 | $ 4,863 | $ 5,403 | $ (2,320) | $ 60
Ending Balance (in shares) at Mar. 31, 2014 | 296.5 | 296.5 |  |  |

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