Disclosure Of Impairment Of Assets [Text Block]
| Concept | As at 2023-12-31 | 2023-01-01 to 2023-12-31 | As at 2022-12-31 | 
|---|---|---|---|
| Disclosure of impairment of assets [text block] | — | 
                                                Les actifs du groupe Casino
                                                
                                             | — | 
| Disclosure of information for cash-generating units [text block] | — | — | — | 
| Disclosure of information for cash-generating units [abstract] | |||
| Disclosure of information for cash-generating units [line items] | |||
| Goodwill | 
                                                -
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             | — | 
                                                7 867
                                                
                                                    
                                                        EUR
                                                    
                                                
                                             |