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Non-current and current inventories - Additional information (Details) - EUR (€) € in Millions | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Non-current and current inventories |  |
Materials and supplies | € 1,477 | € 1,451
Finished products and goods | 2,284 | 2,274
Inventories pledged as security for liabilities | 95 | 95
Inventories | 4,734 | 4,651
Inventories held for compliance purposes | 1,371 | 1,217
Accumulated impairment |  |
Non-current and current inventories |  |
Inventories | (377) | (578)
Gas and petroleum products |  |
Non-current and current inventories |  |
Finished products and goods | 1,467 | 1,543
Chemical products |  |
Non-current and current inventories |  |
Finished products and goods | 547 | 547
Oil and petroleum | Italy |  |
Non-current and current inventories |  |
Inventories held for compliance purposes | 1,353 | 1,200
Exploration & Production |  |
Non-current and current inventories |  |
Materials and supplies | € 1,359 | € 1,334

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