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Receivables and Other Current Assets - Billed and Unbilled Trade Receivables (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021
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Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | € 9,680 | € 8,926
Impairment | (2,891) | (2,531)
Unbilled receivables |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 2,495 | 2,316
Impairment | (9) | (16)
Amount not overdue invoiced |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 3,011 | 2,976
Impairment | (154) | (114)
Less than 90 days |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 1,024 | 893
Impairment | (160) | (141)
Between 90 and 180 days |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 347 | 333
Impairment | (150) | (125)
Between 180 and 360 days |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 534 | 416
Impairment | (381) | (306)
More than 360 days |  |
Disclosure of Trade and Other Receivables [Line Items] |  |
Current trade receivables | 2,269 | 1,992
Impairment | € (2,037) | € (1,829)

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