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Debt, cash and cash equivalents and lease liabilities - Summary of Debt by Maturity at Value on Redemption (Details) - EUR (€) € in Millions | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | --- | --- | ---
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Interest rate and currency derivatives used to manage debt | € 187 | € (56) | € 119 |  |  |
Total debt | 19,218 | 20,250 | 22,631 |  | € 24,568 |
Cash and cash equivalents | (12,736) | (10,098) | (13,915) | [1],[2] | (9,427) | [1]
Interest rate and currency derivatives used to manage cash and cash equivalents | (45) | (169) | 74 |  |  |
Net debt | 6,437 | 9,983 | 8,790 |  |  |
Lease liabilities |  | 2,181 | 2,108 |  | € 1,163 |
Less than 1 year |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Lease liabilities | 320 | 314 | 247 |  |  |
More than 5 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Lease liabilities | 1,129 | 1,184 | 482 |  |  |
Value on redemption |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 18,861 | 19,946 | 21,978 |  |  |
Other bank borrowings | 286 | 184 | 296 |  |  |
Other borrowings | 6 | 40 | 2 |  |  |
Bank credit balances | 168 | 189 | 285 |  |  |
Interest rate and currency derivatives used to manage debt | (48) | (45) | 142 |  |  |
Total debt | 19,273 | 20,314 | 22,703 |  |  |
Cash and cash equivalents | (12,736) | (10,098) | (13,915) |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | (45) | (169) | 74 |  |  |
Net debt | 6,492 | 10,047 | 8,862 |  |  |
Value on redemption | Less than 1 year |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 3,817 | 2,828 | 2,280 |  |  |
Other bank borrowings | 187 | 163 | 200 |  |  |
Other borrowings | 6 | 3 | 2 |  |  |
Bank credit balances | 168 | 189 | 285 |  |  |
Interest rate and currency derivatives used to manage debt | (48) | (45) | 85 |  |  |
Total debt | 4,130 | 3,138 | 2,852 |  |  |
Cash and cash equivalents | (12,736) | (10,098) | (13,915) |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | (45) | (169) | 68 |  |  |
Net debt | (8,651) | (7,129) | (10,995) |  |  |
Value on redemption | 1 to 2 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 600 | 3,629 | 2,700 |  |  |
Other bank borrowings | 61 | 18 | 73 |  |  |
Other borrowings | 0 | 0 | 0 |  |  |
Bank credit balances | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage debt | 0 | 0 | 57 |  |  |
Total debt | 661 | 3,647 | 2,830 |  |  |
Cash and cash equivalents | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 | 0 | 6 |  |  |
Net debt | 661 | 3,647 | 2,836 |  |  |
Value on redemption | 2 to 3 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 2,600 | 600 | 3,569 |  |  |
Other bank borrowings | 0 | 2 | 6 |  |  |
Other borrowings | 0 | 0 | 0 |  |  |
Bank credit balances | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage debt | 0 | 0 | 0 |  |  |
Total debt | 2,600 | 602 | 3,575 |  |  |
Cash and cash equivalents | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 | 0 | 0 |  |  |
Net debt | 2,600 | 602 | 3,575 |  |  |
Value on redemption | 3 to 4 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 4,160 | 1,750 | 600 |  |  |
Other bank borrowings | 0 | 1 | 2 |  |  |
Other borrowings | 0 | 0 | 0 |  |  |
Bank credit balances | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage debt | 0 | 0 | 0 |  |  |
Total debt | 4,160 | 1,751 | 602 |  |  |
Cash and cash equivalents | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 | 0 | 0 |  |  |
Net debt | 4,160 | 1,751 | 602 |  |  |
Value on redemption | 4 to 5 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 0 | 4,160 | 1,750 |  |  |
Other bank borrowings | 0 | 0 | 6 |  |  |
Other borrowings | 0 | 0 | 0 |  |  |
Bank credit balances | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage debt | 0 | 0 | 0 |  |  |
Total debt | 0 | 4,160 | 1,756 |  |  |
Cash and cash equivalents | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 | 0 | 0 |  |  |
Net debt | 0 | 4,160 | 1,756 |  |  |
Value on redemption | More than 5 years |  |  |  |  |  |
Disclosure of detailed information about borrowings [line items] |  |  |  |  |  |
Bond issues | 7,684 | 6,979 | 11,079 |  |  |
Other bank borrowings | 38 | 0 | 9 |  |  |
Other borrowings | 0 | 37 | 0 |  |  |
Bank credit balances | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage debt | 0 | 0 | 0 |  |  |
Total debt | 7,722 | 7,016 | 11,088 |  |  |
Cash and cash equivalents | 0 | 0 | 0 |  |  |
Interest rate and currency derivatives used to manage cash and cash equivalents | 0 | 0 | 0 |  |  |
Net debt | € 7,722 | € 7,016 | € 11,088 |  |  |
[1] | (j) Includes the impacts of the IFRIC final agenda decisions of March 2021 on the costs of configuring or customising application software used in a Software as a Service (SaaS) arrangement and of April 2021 on the attribution of benefits to periods of service, as described in Note A.2.1. to the consolidated financial statements for the year ended December 31, 2021.
[2] | Includes the impacts of the IFRIC final agenda decisions of March 2021 on the costs of configuring or customising application software used in a Software as a Service (SaaS) arrangement and of April 2021 on the attribution of benefits to periods of service, as described in Note A.2.1. to the consolidated financial statements for the year ended December 31, 2021.

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