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Contingencies and commitments (Immunex and Sandoz Litigation) (Details)	1 Months Ended
	Apr. 30, 2019 affiliate
Immunex/Samsung Bioepis Co.
Other Commitments [Line Items]
Gain contingency, number of affiliates	2

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- Definition

Gain Contingency, Number of Affiliates

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

+ Details

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- Details

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