XML 497 R132.htm IDEA: XBRL DOCUMENT v3.22.0.1
Treasury risk management - Narrative (Details)
€ in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2021
EUR (€)
Dec. 31, 2020
EUR (€)
Dec. 31, 2019
EUR (€)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Disclosure Of Treasury Risk Management [Line Items]          
Period of undrawn revolving bilateral credit facility (in days) 364 days        
Revolving credit facility | $       $ 7,965 $ 7,965
Bilateral credit facility € 1,500        
Future minimum sublease payments expected to be received 53 € 63      
Commodity derivatives 570 276      
Cumulative gain (loss) (153) (89)      
Derivative financial liabilities 184 315      
Finance income/(cost) (354) (505) € (627)    
Impact on equity trade related cash flow hedges          
Disclosure Of Treasury Risk Management [Line Items]          
Credit exposure 23,600 24,600      
Impact on equity - net investment in group companies          
Disclosure Of Treasury Risk Management [Line Items]          
Retranslation impact from net investment in group companies 2,363 2,461      
Commodity price risk | Adjustment Basis To Inventory Purchased          
Disclosure Of Treasury Risk Management [Line Items]          
Adjustment basis to inventory purchased (114) 66      
Currency risk          
Disclosure Of Treasury Risk Management [Line Items]          
Gain (loss) in cash flow hedge reserve   35      
Financial assets and liabilities other than functional currency amount € 230 274      
Impact of change in exchange rate 10.00%     10.00%  
Net investment in foreign operations € 9,900 9,200      
Net Investment in foreign operations in GBP 5,900 5,500      
Currency risk | Ten percentage strengthening against other currencies          
Disclosure Of Treasury Risk Management [Line Items]          
Net investment hedges nominal value 3,000 4,000      
Impact on equity - net investment hedges 303 404      
Currency risk | Ten Percentage Increase in Commodity Price Risk          
Disclosure Of Treasury Risk Management [Line Items]          
Gain (loss) in cash flow hedge reserve 61        
Currency risk | Ten Percent Weakening Of Currencies Of Group Companies          
Disclosure Of Treasury Risk Management [Line Items]          
Foreign exchange gain 23        
Net foreign exchange loss   27      
Impact on equity - trade-related cash flow hedges € 113 € 120      
Interest rate risk          
Disclosure Of Treasury Risk Management [Line Items]          
Interest rate fixed on expected financial liability 87.00%        
Average interest rate on short term borrowings 0.70% 1.60%      
Credit in equity from derivatives in cash flow hedge € 3 € 11      
Debit in equity from derivatives in cash flow hedge € 4 12      
Interest rate risk | 2022          
Disclosure Of Treasury Risk Management [Line Items]          
Interest rate fixed on expected financial liability 75.00%        
Interest rate risk | 2023          
Disclosure Of Treasury Risk Management [Line Items]          
Interest rate fixed on expected financial liability 70.00%        
Interest rate risk | One percentage weakening in floating interest rate          
Disclosure Of Treasury Risk Management [Line Items]          
Finance income/(cost) € 77 40      
Interest rate risk | Cash flow hedges | Interest rate swap contract          
Disclosure Of Treasury Risk Management [Line Items]          
Derivative financial liabilities 3,300 3,700      
Interest rate risk | Fair value hedges | Interest rate swap contract          
Disclosure Of Treasury Risk Management [Line Items]          
Derivative financial liabilities € 1,350 € 500