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Impairment of intangible assets | 6 Months Ended
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Jun. 30, 2026
Disclosure of impairment loss and reversal of impairment loss [abstract] |
Impairment of intangible assets | B.4. Impairment of intangible assets The monitoring of impairment indicators for other intangible assets (excluding software) led to the recognition of impairment losses of €1,031 million in the first half of 2026, mainly comprising a €952 million impairment loss taken against the amlitelimab asset, corresponding to the entire carrying amount of this intangible asset.

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- Definition The entire disclosure for impairment of intangible assets and property, plant and equipment. + References No definition available. + Details
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