Revenue - Geographic Information (Details) - EUR (€) € in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Non-Current Assets by Region
Revenue	€ 31,207	€ 29,520	€ 26,953
EMEA
Non-Current Assets by Region
Revenue	14,004	12,909	12,458
Germany
Non-Current Assets by Region
Revenue	4,921	4,469	4,324
Rest of EMEA
Non-Current Assets by Region
Revenue	9,083	8,440	8,135
Americas
Non-Current Assets by Region
Revenue	12,762	12,227	10,292
U.S
Non-Current Assets by Region
Revenue	10,204	9,799	8,235
Rest of Americas
Non-Current Assets by Region
Revenue	2,558	2,427	2,056
APJ
Non-Current Assets by Region
Revenue	4,441	4,384	4,204
Japan
Non-Current Assets by Region
Revenue	1,243	1,218	1,286
Rest of APJ
Non-Current Assets by Region
Revenue	€ 3,199	€ 3,166	€ 2,917

The income arising in the course of an entity's ordinary activities. Income is increases in assets, or decreases in liabilities, that result in increases in equity, other than those relating to contributions from holders of equity claims.

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