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Financial Instruments Fair Value Risk (Tables) | 12 Months Ended
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Dec. 31, 2017
Text Block1 [Abstract] |
Summary of Fair Values of Financial Assets and Financial Liabilities | The Group is exposed to the risks of changes in fair value of its financial assets and liabilities. The following table summarises the fair values and carrying amounts of financial instruments.
|  | € million |  |  | € million |  |  | € million |  |  | € million |
Fair values of financial assets and financial liabilities |  | Fair value 2017 |  |  | Fair value 2016 |  |  | Carrying amount 2017 |  |  | Carrying amount 2016 |
Financial assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  |  | 3,317 |  |  |  | 3,382 |  |  |  | 3,317 |  |  |  | 3,382 |
Held-to-maturity investments |  |  | 163 |  |  |  | 142 |  |  |  | 163 |  |  |  | 142 |
Loans and receivables |  |  | 463 |  |  |  | 398 |  |  |  | 463 |  |  |  | 398 |
Available-for-sale financial assets |  |  | 564 |  |  |  | 509 |  |  |  | 564 |  |  |  | 509 |
Financial assets at fair value through profit or loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives |  |  | 116 |  |  |  | 91 |  |  |  | 116 |  |  |  | 91 |
Other |  |  | 139 |  |  |  | 132 |  |  |  | 139 |  |  |  | 132 |
|  |  | 4,762 |  |  |  | 4,654 |  |  |  | 4,762 |  |  |  | 4,654 |
Financial liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preference shares |  |  | - |  |  |  | (125 | ) |  |  | - |  |  |  | (68 | )
Bank loans and overdrafts |  |  | (995 | ) |  |  | (1,147 | ) |  |  | (992 | ) |  |  | (1,146 | )
Bonds and other loans |  |  | (23,368 | ) |  |  | (15,844 | ) |  |  | (22,709 | ) |  |  | (15,053 | )
Finance lease creditors |  |  | (147 | ) |  |  | (165 | ) |  |  | (131 | ) |  |  | (143 | )
Derivatives |  |  | (421 | ) |  |  | (185 | ) |  |  | (421 | ) |  |  | (185 | )
Other financial liabilities |  |  | (177 | ) |  |  | - |  |  |  | (177 | ) |  |  | - |
|  |  | (25,108 | ) |  |  | (17,466 | ) |  |  | (24,430 | ) |  |  | (16,595 | )
Summary of Assets and Liabilities Carried at Fair Value, Classification of Fair Value Calculations by Category | For assets and liabilities which are carried at fair value, the classification of fair value calculations by category is summarised below:
|  |  |  |  | € million |  |  | € million |  |  | € million |  |  | € million |  |  | € million |  |  | € million |  |  | € million |  |  | € million |
|  | Notes |  |  | Level 1 2017 |  |  | Level 1 2016 |  |  | Level 2 2017 |  |  | Level 2 2016 |  |  | Level 3 2017 |  |  | Level 3 2016 |  |  | Total fair value 2017 |  |  | Total fair value 2016 |
Assets at fair value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other cash equivalents |  |  | 17A |  |  |  | - |  |  |  | - |  |  |  | 80 |  |  |  | 90 |  |  |  | - |  |  |  | - |  |  |  | 80 |  |  |  | 90 |
Available-for-sale financial assets |  |  | 17A |  |  |  | 215 |  |  |  | 138 |  |  |  | 7 |  |  |  | 98 |  |  |  | 342 |  |  |  | 273 |  |  |  | 564 |  |  |  | 509 |
Financial assets at fair value through profit or loss: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives(a) |  |  | 16C |  |  |  | - |  |  |  | - |  |  |  | 173 |  |  |  | 226 |  |  |  | - |  |  |  | - |  |  |  | 173 |  |  |  | 226 |
Other |  |  | 17A |  |  |  | 137 |  |  |  | - |  |  |  | - |  |  |  | 131 |  |  |  | 2 |  |  |  | 1 |  |  |  | 139 |  |  |  | 132 |
Liabilities at fair value |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives(b) |  |  | 16C |  |  |  | - |  |  |  | - |  |  |  | (534 | ) |  |  | (331 | ) |  |  | - |  |  |  | - |  |  |  | (534 | ) |  |  | (331 | )
Contingent consideration |  |  | 14 |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (445 | ) |  |  | (380 | ) |  |  | (445 | ) |  |  | (380 | )
(a) | Includes €57 million (2016: €135 million) derivatives, reported within trade receivables, that hedge trading activities.
(b) | Includes €(113) million (2016: €(146) million) derivatives, reported within trade payables, that hedge trading activities.
Summary of Reconciliation of Movements in Level 3 Valuations | Reconciliation of Level 3 fair value measurements of financial assets is given below:
Reconciliation of movements in Level 3 valuations |  | € million 2017 |  |  | € million 2016 |
1 January |  |  | (106 | ) |  |  | 346 |
Gains and losses recognised in profit and loss |  |  | 26 |  |  |  | 94 |
Gains and losses recognised in other comprehensive income |  |  | 2 |  |  |  | (12 | )
Purchases and new issues |  |  | (89 | ) |  |  | (247 | )
Sales and settlements |  |  | (17 | ) |  |  | (187 | )
Transfers into Level 3 |  |  | 83 |  |  |  | - |
Transfers out of Level 3 |  |  | - |  |  |  | (100 | )
31 December |  |  | (101 | ) |  |  | (106 | )

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