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Transactions with related parties (Details) - EUR (€) € in Millions | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Other Revenues |  | € 4,058 | € 931 | € 1,252
Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 833
Payables and other liabilities |  |  |  | 1,663
Guarantees |  |  |  | 6,301
Goods Costs |  |  |  | 1,488
Services Costs |  |  |  | 5,318
Other Costs |  |  |  | 131
Goods Revenues |  |  |  | 957
Services Revenues |  |  |  | 385
Other Revenues |  |  |  | 69
Other operating (expense) income |  |  |  | 96
Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 303
Payables and other liabilities |  |  |  | 207
Guarantees |  |  |  | 68
Goods Costs |  |  |  | 10
Services Costs |  |  |  | 186
Other Costs |  |  |  | 6
Goods Revenues |  |  |  | 1
Services Revenues |  |  |  | 342
Other Revenues |  |  |  | 1
Continuing and Discontinued operations [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 910 | 1,095 | 1,136
Payables and other liabilities |  | 2,891 | 2,400 | 1,870
Guarantees |  | 8,603 | 8,399 | 6,369
Goods Costs |  | 1,212 | 1,038 | 1,498
Services Costs |  | 7,712 | 7,103 | 5,504
Other Costs |  | 274 | 95 | 137
Goods Revenues |  | 1,056 | 855 | 958
Services Revenues |  | 511 | 383 | 727
Other Revenues |  | 41 | 74 | 70
Other operating (expense) income |  | 331 | 247 | 96
Pension funds and foundations [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 1 |  |
Payables and other liabilities |  | 2 | 2 |
Services Costs |  |  | 4 |
Other Costs |  | 25 | 28 |
Goods Revenues |  | 1 |  |
Pension funds and foundations [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 1
Payables and other liabilities |  |  |  | 2
Services Costs |  |  |  | 4
Other Costs |  |  |  | 50
Pension funds and foundations [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Other Costs |  |  |  | 1
Groupement Sonatrach - Agip and Organe Conjoint des Operations [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 39 | 176 |
Payables and other liabilities |  | 145 | 331 |
Goods Costs |  | 19 | 5 |
Services Costs |  | 484 | 413 |
Other Costs |  | 27 | 5 |
Services Revenues |  | 42 | 58 |
Other Revenues |  |  | 12 |
Groupement Sonatrach - Agip and Organe Conjoint des Operations [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 185
Payables and other liabilities |  |  |  | 300
Services Costs |  |  |  | 453
Other Costs |  |  |  | 12
Goods Revenues |  |  |  | 35
Services Revenues |  |  |  | 60
Joint ventures and associates [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 295 | 458 |
Payables and other liabilities |  | 1,731 | 1,152 |
Guarantees |  | 8,421 | 8,152 |
Goods Costs |  | 713 | 610 |
Services Costs |  | 4,629 | 3,789 |
Other Costs |  | 7 | 18 |
Goods Revenues |  | 289 | 195 |
Services Revenues |  | 105 | 82 |
Other Revenues |  | 18 | 40 |
Other operating (expense) income |  | 28 | 47 |
Joint ventures and associates [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 199
Payables and other liabilities |  |  |  | 473
Guarantees |  |  |  | 6,185
Goods Costs |  |  |  | 821
Services Costs |  |  |  | 1,596
Other Costs |  |  |  | 9
Goods Revenues |  |  |  | 60
Services Revenues |  |  |  | 99
Other Revenues |  |  |  | 37
Other operating (expense) income |  |  |  | (6)
Joint ventures and associates [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 277
Payables and other liabilities |  |  |  | 155
Guarantees |  |  |  | 68
Goods Costs |  |  |  | 10
Services Costs |  |  |  | 181
Other Costs |  |  |  | 5
Goods Revenues |  |  |  | 1
Services Revenues |  |  |  | 306
Other Revenues |  |  |  | 1
Joint ventures and associates [Member] | Petrobel Belayim Petroleum Co [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 86 | 225 |
Payables and other liabilities |  | 1,205 | 532 |
Services Costs |  | 3,168 | 1,940 |
Services Revenues |  | 8 |  |
Other Revenues |  |  | 2 |
Joint ventures and associates [Member] | Petrobel Belayim Petroleum Co [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 16
Payables and other liabilities |  |  |  | 183
Services Costs |  |  |  | 543
Joint ventures and associates [Member] | Petrobel Belayim Petroleum Co [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 19
Services Revenues |  |  |  | 86
Joint ventures and associates [Member] | Coral FLNG SA [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 20 |  |
Payables and other liabilities |  | 4 |  |
Guarantees |  | 1,094 |  |
Services Revenues |  | 26 |  |
Other Revenues |  | 2 |  |
Joint ventures and associates [Member] | Saipem Group [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 63 | 64 |
Payables and other liabilities |  | 76 | 224 |
Guarantees |  | 7,270 | 8,094 |
Services Costs |  | 450 | 775 |
Other Costs |  |  | 6 |
Goods Revenues |  | 5 | 9 |
Services Revenues |  | 30 | 37 |
Other Revenues |  | 9 | 5 |
Joint ventures and associates [Member] | Karachaganak Petroleum Operating BV [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 36 | 47 |
Payables and other liabilities |  | 121 | 187 |
Goods Costs |  | 652 | 573 |
Services Costs |  | 295 | 333 |
Other Costs |  | 4 | 12 |
Goods Revenues |  |  | 7 |
Services Revenues |  |  | 1 |
Other Revenues |  |  | 19 |
Joint ventures and associates [Member] | Karachaganak Petroleum Operating BV [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 48
Payables and other liabilities |  |  |  | 171
Goods Costs |  |  |  | 748
Services Costs |  |  |  | 403
Other Costs |  |  |  | 8
Services Revenues |  |  |  | 10
Joint ventures and associates [Member] | Mellitah Oil & Gas BV [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 5 | 7 |
Payables and other liabilities |  | 220 | 134 |
Goods Costs |  | 34 | 5 |
Services Costs |  | 461 | 472 |
Services Revenues |  | 2 |  |
Joint ventures and associates [Member] | Mellitah Oil & Gas BV [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 8
Payables and other liabilities |  |  |  | 16
Goods Costs |  |  |  | 46
Services Costs |  |  |  | 339
Services Revenues |  |  |  | 19
Joint ventures and associates [Member] | Mellitah Oil & Gas BV [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 9
Services Costs |  |  |  | 7
Joint ventures and associates [Member] | Agiba Petroleum Co [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 1 | 1 |
Payables and other liabilities |  | 83 | 50 |
Services Costs |  | 142 | 156 |
Joint ventures and associates [Member] | Agiba Petroleum Co [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 6
Payables and other liabilities |  |  |  | 60
Services Costs |  |  |  | 187
Joint ventures and associates [Member] | Union Fenosa Gas SA [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Guarantees |  | 57 | 57 |
Goods Costs |  | 1 |  |
Other Costs |  | 2 |  |
Goods Revenues |  | 202 | 93 |
Other Revenues |  |  | 1 |
Other operating (expense) income |  | 28 |  |
Joint ventures and associates [Member] | Union Fenosa Gas SA [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 1
Guarantees |  |  |  | 57
Other operating (expense) income |  |  |  | (4)
Joint ventures and associates [Member] | Other [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] | 84 | 114 |
Payables and other liabilities | [1] | 22 | 25 |
Guarantees | [1] |  | 1 |
Goods Costs | [1] | 26 | 32 |
Services Costs | [1] | 113 | 113 |
Other Costs | [1] | 1 |  |
Goods Revenues | [1] | 82 | 86 |
Services Revenues | [1] | 39 | 44 |
Other Revenues | [1] | 7 | 13 |
Other operating (expense) income | [1] |  | 47 |
Joint ventures and associates [Member] | Other [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] |  |  | 118
Payables and other liabilities | [1] |  |  | 42
Goods Costs | [1] |  |  | 27
Services Costs | [1] |  |  | 124
Other Costs | [1] |  |  | 1
Goods Revenues | [1] |  |  | 60
Services Revenues | [1] |  |  | 70
Other Revenues | [1] |  |  | 37
Other operating (expense) income | [1] |  |  | (2)
Joint ventures and associates [Member] | Other [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] |  |  | 14
Payables and other liabilities | [1] |  |  | 27
Goods Costs | [1] |  |  | 10
Services Costs | [1] |  |  | 54
Goods Revenues | [1] |  |  | 1
Services Revenues | [1] |  |  | 21
Other Revenues | [1] |  |  | 1
Joint ventures and associates [Member] | CEPAV Due [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Payables and other liabilities |  |  |  | 1
Joint ventures and associates [Member] | CEPAV Due [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 60
Payables and other liabilities |  |  |  | 99
Guarantees |  |  |  | 68
Services Costs |  |  |  | 101
Services Revenues |  |  |  | 145
Joint ventures and associates [Member] | CEPAV Uno [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Guarantees |  |  |  | 6,122
Joint ventures and associates [Member] | CEPAV Uno [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 9
Payables and other liabilities |  |  |  | 3
Services Costs |  |  |  | 3
Services Revenues |  |  |  | 1
Joint ventures and associates [Member] | Petromar Lda [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 2
Guarantees |  |  |  | 6
Joint ventures and associates [Member] | Petromar Lda [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 97
Payables and other liabilities |  |  |  | 16
Services Costs |  |  |  | 16
Services Revenues |  |  |  | 45
Joint ventures and associates [Member] | KWANDA - Suporte Logistico Lda [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 69
Payables and other liabilities |  |  |  | 10
Other Costs |  |  |  | 5
Services Revenues |  |  |  | 8
Unconsolidated entities controlled by Eni [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 97 | 78 |
Payables and other liabilities |  | 24 | 17 |
Guarantees |  | 181 | 246 |
Goods Costs |  | 4 | 4 |
Services Costs |  | 10 | 4 |
Goods Revenues |  | 2 | 6 |
Services Revenues |  | 11 | 4 |
Other Revenues |  | 1 | 2 |
Unconsolidated entities controlled by Eni [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 82
Payables and other liabilities |  |  |  | 20
Guarantees |  |  |  | 113
Goods Costs |  |  |  | 2
Services Costs |  |  |  | 2
Goods Revenues |  |  |  | 4
Services Revenues |  |  |  | 5
Other Revenues |  |  |  | 2
Unconsolidated entities controlled by Eni [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 1
Payables and other liabilities |  |  |  | 1
Services Costs |  |  |  | 2
Unconsolidated entities controlled by Eni [Member] | Other [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] | 20 | 9 |
Payables and other liabilities | [1] | 23 | 16 |
Guarantees | [1] | 7 | 51 |
Goods Costs | [1] | 4 | 4 |
Services Costs | [1] | 10 | 4 |
Goods Revenues | [1] | 2 | 6 |
Services Revenues | [1] | 4 | 2 |
Other Revenues | [1] | 1 | 2 |
Unconsolidated entities controlled by Eni [Member] | Other [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] |  |  | 17
Payables and other liabilities | [1] |  |  | 19
Guarantees | [1] |  |  | 3
Goods Costs | [1] |  |  | 2
Services Costs | [1] |  |  | 2
Goods Revenues | [1] |  |  | 4
Services Revenues | [1] |  |  | 2
Other Revenues | [1] |  |  | 2
Unconsolidated entities controlled by Eni [Member] | Other [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] |  |  | 1
Payables and other liabilities | [1] |  |  | 1
Services Costs | [1] |  |  | 2
Unconsolidated entities controlled by Eni [Member] | Eni BTC Ltd [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Guarantees |  | 169 | 192 |
Unconsolidated entities controlled by Eni [Member] | Industria Siciliana Acido Fosforico - ISAF SPA [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 77 | 69 |
Payables and other liabilities |  | 1 | 1 |
Guarantees |  | 5 | 3 |
Services Revenues |  | 7 | 2 |
Unconsolidated entities controlled by Eni [Member] | Industria Siciliana Acido Fosforico - ISAF SPA [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 65
Payables and other liabilities |  |  |  | 1
Guarantees |  |  |  | 9
Services Revenues |  |  |  | 3
Unconsolidated entities controlled by Eni [Member] | Eni Mexico S. de RL de CV [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Guarantees |  |  |  | 101
Joint venture and associate and Unconsolidated entities controlled by reporting entity [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 392 | 536 |
Payables and other liabilities |  | 1,755 | 1,169 |
Guarantees |  | 8,602 | 8,398 |
Goods Costs |  | 717 | 614 |
Services Costs |  | 4,639 | 3,793 |
Other Costs |  | 7 | 18 |
Goods Revenues |  | 291 | 201 |
Services Revenues |  | 116 | 86 |
Other Revenues |  | 19 | 42 |
Other operating (expense) income |  | 28 | 47 |
Joint venture and associate and Unconsolidated entities controlled by reporting entity [member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 281
Payables and other liabilities |  |  |  | 493
Guarantees |  |  |  | 6,298
Goods Costs |  |  |  | 823
Services Costs |  |  |  | 1,598
Other Costs |  |  |  | 9
Goods Revenues |  |  |  | 64
Services Revenues |  |  |  | 104
Other Revenues |  |  |  | 39
Other operating (expense) income |  |  |  | (6)
Entities controlled by the Government [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 478 | 383 |
Payables and other liabilities |  | 989 | 898 |
Guarantees |  | 1 | 1 |
Goods Costs |  | 476 | 419 |
Services Costs |  | 2,589 | 2,893 |
Other Costs |  | 215 | 44 |
Goods Revenues |  | 764 | 654 |
Services Revenues |  | 353 | 239 |
Other Revenues |  | 22 | 20 |
Other operating (expense) income |  | 303 | 200 |
Entities controlled by the Government [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 366
Payables and other liabilities |  |  |  | 868
Guarantees |  |  |  | 3
Goods Costs |  |  |  | 665
Services Costs |  |  |  | 3,263
Other Costs |  |  |  | 60
Goods Revenues |  |  |  | 858
Services Revenues |  |  |  | 221
Other Revenues |  |  |  | 30
Other operating (expense) income |  |  |  | 102
Entities controlled by the Government [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 25
Payables and other liabilities |  |  |  | 51
Services Costs |  |  |  | 3
Services Revenues |  |  |  | 36
Entities controlled by the Government [Member] | Other [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] | 50 | 43 |
Payables and other liabilities | [1] | 21 | 24 |
Goods Costs | [1] | 2 |  |
Services Costs | [1] | 27 | 37 |
Other Costs | [1] | 9 |  |
Goods Revenues | [1] | 11 | 62 |
Services Revenues | [1] | 4 | 6 |
Other Revenues | [1] | 1 |  |
Other operating (expense) income | [1] | 1 |  |
Entities controlled by the Government [Member] | Other [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets | [1] |  |  | 22
Payables and other liabilities | [1] |  |  | 38
Services Costs | [1] |  |  | 56
Other Costs | [1] |  |  | 6
Goods Revenues | [1] |  |  | 29
Services Revenues | [1] |  |  | 1
Entities controlled by the Government [Member] | Other [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Services Costs | [1] |  |  | 3
Entities controlled by the Government [Member] | Other [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Payables and other liabilities | [1] |  |  | 5
Entities controlled by the Government [Member] | Enel Group [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 123 | 151 |
Payables and other liabilities |  | 187 | 254 |
Goods Costs |  | 19 | 28 |
Services Costs |  | 603 | 780 |
Goods Revenues |  | 94 | 88 |
Services Revenues |  | 70 | 95 |
Other Revenues |  |  | 18 |
Other operating (expense) income |  | 285 | 182 |
Entities controlled by the Government [Member] | Enel Group [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 138
Payables and other liabilities |  |  |  | 203
Services Costs |  |  |  | 1,063
Goods Revenues |  |  |  | 196
Services Revenues |  |  |  | 134
Other operating (expense) income |  |  |  | 90
Entities controlled by the Government [Member] | Snam Group [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 187 | 44 |
Payables and other liabilities |  | 351 | 541 |
Guarantees |  |  | 1 |
Goods Costs |  | 68 | 125 |
Services Costs |  | 1,153 | 1,902 |
Other Costs |  |  | 5 |
Goods Revenues |  | 83 | 99 |
Services Revenues |  | 2 | 14 |
Entities controlled by the Government [Member] | Snam Group [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 144
Payables and other liabilities |  |  |  | 522
Guarantees |  |  |  | 3
Goods Costs |  |  |  | 137
Services Costs |  |  |  | 2,014
Other Costs |  |  |  | 5
Goods Revenues |  |  |  | 249
Services Revenues |  |  |  | 24
Other Revenues |  |  |  | 1
Entities controlled by the Government [Member] | Snam Group [Member] | Discontinued operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 25
Payables and other liabilities |  |  |  | 46
Services Revenues |  |  |  | 36
Entities controlled by the Government [Member] | Terna Group [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 35 | 33 |
Payables and other liabilities |  | 31 | 46 |
Goods Costs |  | 84 | 60 |
Services Costs |  | 122 | 165 |
Other Costs |  | 6 | 7 |
Goods Revenues |  | 98 | 61 |
Services Revenues |  | 56 | 56 |
Other operating (expense) income |  | 15 | 13 |
Entities controlled by the Government [Member] | Terna Group [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 18
Payables and other liabilities |  |  |  | 42
Goods Costs |  |  |  | 109
Services Costs |  |  |  | 125
Other Costs |  |  |  | 14
Goods Revenues |  |  |  | 77
Services Revenues |  |  |  | 19
Other Revenues |  |  |  | 29
Other operating (expense) income |  |  |  | 12
Entities controlled by the Government [Member] | GSE [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 69 | 58 |
Payables and other liabilities |  | 219 | 32 |
Goods Costs |  | 303 | 206 |
Services Costs |  | 6 | 5 |
Other Costs |  | 197 | 32 |
Goods Revenues |  | 470 | 344 |
Services Revenues |  | 211 | 68 |
Other Revenues |  | 21 | 2 |
Other operating (expense) income |  | 2 | 5 |
Entities controlled by the Government [Member] | GSE [Member] | Continuing operations [member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  |  |  | 44
Payables and other liabilities |  |  |  | 63
Goods Costs |  |  |  | 419
Services Costs |  |  |  | 5
Other Costs |  |  |  | 35
Goods Revenues |  |  |  | 307
Services Revenues |  |  |  | € 43
Entities controlled by the Government [Member] | Italgas Group [Member] |  |  |  |
DisclosureOfTransactionsWithRelatedPartiesLineItems [Line Items] |  |  |  |
Receivables and other assets |  | 14 | 54 |
Payables and other liabilities |  | 180 | 1 |
Guarantees |  | 1 |  |
Services Costs |  | 678 | € 4 |
Other Costs |  | 3 |  |
Goods Revenues |  | 8 |  |
Services Revenues |  | € 10 |  |
[1] | Each individual amount included herein was lower than &euro;50 million.

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