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Provisions - Summary of Legal Claims and Other Costs (Parenthetical) (Detail) € in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2018 EUR (€) Claim | Dec. 31, 2017 EUR (€) Claim | Jan. 01, 2018 EUR (€)
Disclosure of other provisions [line items] |  |  |
Reclassification of contract liabilities |  |  | € 23.0
Disease claims [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Number of cases outstanding for disease claims | Claim | 6 | 7 |
Disease claims [member] | Bottom of range [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Latency period for acquiring diseases | 25 years |  |
Disease claims [member] | Top of range [member] |  |  |
Disclosure of other provisions [line items] |  |  |
Latency period for acquiring diseases | 40 years |  |
Average amount per claim outstanding |  | € 0.1 |
Average settlement amount per claim | € 0.1 | € 0.1 |

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- Definition Average claim settlement value. + References No definition available. + Details
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- Definition Average claims outstanding. + References No definition available. + Details
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- Definition Number of cases outstanding for disease claims. + References No definition available. + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table. + References No definition available. + Details
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- Details
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- Details
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- Details
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