Equity-Accounted Investees and Joint Business - Consolidated Statements of Profit and Loss (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2024	Dec. 31, 2025
Shanghai RAAS Blood Products Co., Ltd.
Equity-Accounted Investees and Joint Business
Percentage of interest in SRAAS remaining		6.58%
Unrealized Gain (Loss)	€ 68
Shanghai RAAS Blood Products Co., Ltd.
Equity-Accounted Investees and Joint Business
Percentage of interest in SRAAS remaining	6.58%
Selling price	€ 1,608
Fair value of SRAAS 6,58%	434
Minus: book value of the Non-current asset held for sale and transaction costs	(1,124)
Minus: book value of the Investment accounted for using the equity method as the date of loss of the significant influence	(368)
Minus: increase of the minority interest of GDS	(508)
Other contractual obligations	(10)
Result before the reclassification of translation differences	32
Accumulated translation differences in equity	2
Transaction result: profit	34
Taxes on profits in China and Spain	(35)
Result net of taxes	€ (1)

The amount of accumulated translation differences on sale transaction.

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- Definition

Book value of assets held for sale disposed of, including transaction costs.

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- Definition

Book value of investments accounted for using equity method at date of disposal, including transaction costs.

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- Definition

Fair value of remaining ownership interests in previous associate at date of disposal.

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- Definition

Increase in non-controlling interests in subsidiary from loss of indirect ownership interests through associate.

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- Definition

Other Contractual Obligation

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- Definition

Percentage of equity interest retained after sale

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- Definition

The amount of profit (loss) on sale transaction net of translation differences.

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The amount of profit (loss) on sale transaction before reclassification of translation differences.

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The amount of profit (loss) on sale transaction net of taxes.

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Amount of unrealized gain (loss) from remeasurement to fair value of retained investment in former associate and group of assets constituting business or nonprofit activity deconsolidated and derecognized, excluding conveyance of oil and gas mineral rights and transfer of product or service in contract with customer.

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The amount of taxes effect on sale transaction.

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The fair value at the date of the non current assets or disposal group assets held for sale and discontinued operations before taxes.

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- Definition

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

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