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Finance debts - Additional information (Details) € in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
May 31, 2020 EUR (€) | Dec. 31, 2020 EUR (€) € / EquityInstruments | Dec. 31, 2019 EUR (€)
Borrowings |  |  |
Increase (decrease) in finance debts |  | € 2,168 |
Issuances net of repayments, finance debts |  | 3,115 |
Currency translation differences on financial debts |  | (876) |
Debts subjected to covenants |  | 1,051 | € 1,243
Borrowings |  | 26,686 | 24,518
Lease liabilities assumptions |  | 808 |
Uncommitted short-term borrowing facilities |  |  |
Borrowings |  |  |
Undrawn borrowing facilities |  | 7,183 | 13,299
Committed borrowing facilities |  |  |
Borrowings |  |  |
Undrawn borrowing facilities |  | 5,295 | 4,667
Over 12 months | Committed borrowing facilities |  |  |
Borrowings |  |  |
Undrawn borrowing facilities |  | € 4,750 | € 4,217
Minimum |  |  |
Borrowings |  |  |
Discount rates used to measure fair value of financial debt |  | (0.50%) | (0.30%)
Maximum |  |  |
Borrowings |  |  |
Discount rates used to measure fair value of financial debt |  | 1.40% | 2.00%
Ordinary Bonds |  |  |
Borrowings |  |  |
Borrowings |  | € 19,420 | € 18,779
Proceeds from borrowings |  | 3,514 |
Notional amount |  | 19,313 |
Ordinary Bonds | Not later than 18 months |  |  |
Borrowings |  |  |
Borrowings |  | 1,644 |
Euro Medium Term Notes |  |  |
Borrowings |  |  |
Borrowings |  | 16,356 |
Proceeds from borrowings | € 2,000 |  |
Maximum amount issuable |  | 20,000 |
Notional amount |  | 16,257 |
Other Bonds |  |  |
Borrowings |  |  |
Borrowings |  | 3,064 |
Notional amount |  | 3,056 |
Convertible Bonds |  |  |
Borrowings |  |  |
Borrowings |  | € 396 | € 393
Bond conversion price | € / EquityInstruments |  | 17.62 |
Bond premium with respect to share reference price at date of issuance |  | 35.00% |

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