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Provisions (Tables) | 12 Months Ended
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Dec. 31, 2018
Text block [abstract] |
Summary of Provisions |
|  | Security Incidents $m |  |  | Litigation $m |  |  | Insurance reserves $m |  |  | Total $m |
At 1 January 2017 and 31 December 2017 |  |  | 5 |  |  |  | 3 |  |  |  | — |  |  |  | 8 |
Reclassification from other trade and other payables |  |  | — |  |  |  | — |  |  |  | 25 |  |  |  | 25 |
(Released)/provided |  |  | (2 | ) |  |  | (1 | ) |  |  | 7 |  |  |  | 4 |
Utilised |  |  | (3 | ) |  |  | — |  |  |  | (7 | ) |  |  | (10 | )
At 31 December 2018 |  |  | 0 |  |  |  | 2 |  |  |  | 25 |  |  |  | 27 |
Summary of Provisions Analysed as Current and Non-Current |
|  | 2018 $m |  |  | 2017 $m |
Analysed as: |  |  |  |  |  |  |  |
Current |  |  | 10 |  |  |  | 3 |
Non-current |  |  | 17 |  |  |  | 5 |
|  |  | 27 |  |  |  | 8 |

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