| 
                Total assets
             | 
                        
                44.6T
             | 
                        
                48.2T
             | 
                        
                42.3T
             | 
                        
                45.7T
             | 
                    
                
                        | 
                Current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Cash
             | 
                        
                1.4T
             | 
                        
                —
             | 
                        
                1.4T
             | 
                        
                —
             | 
                    
                
                        | 
                Cash equivalents
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Cash and cash equivalents
             | 
                        
                2.1T
             | 
                        
                3.2T
             | 
                        
                2.3T
             | 
                        
                2.1T
             | 
                    
                
                        | 
                Other short term investments
             | 
                        
                —
             | 
                        
                6.0T
             | 
                        
                —
             | 
                        
                5.8T
             | 
                    
                
                        | 
                Accounts receivable
             | 
                        
                —
             | 
                        
                323.2B
             | 
                        
                —
             | 
                        
                264.2B
             | 
                    
                
                        | 
                Other receivables
             | 
                        
                —
             | 
                        
                131.4B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Inventory
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Prepaid assets
             | 
                        
                —
             | 
                        
                223.0B
             | 
                        
                26.2T
             | 
                        
                —
             | 
                    
                
                        | 
                Restricted cash
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Assets held for sale
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Hedging assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Non current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Properties
             | 
                        
                —
             | 
                        
                216.0B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Land and improvements
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Machinery furniture equipment
             | 
                        
                —
             | 
                        
                284.2B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Construction in progress
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Leases
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Accumulated depreciation
             | 
                        
                —
             | 
                        
                -185.4B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Goodwill
             | 
                        
                —
             | 
                        
                4.6T
             | 
                        
                —
             | 
                        
                4.6T
             | 
                    
                
                        | 
                Investment properties
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Financial assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Intangible assets
             | 
                        
                —
             | 
                        
                1.4T
             | 
                        
                —
             | 
                        
                1.4T
             | 
                    
                
                        | 
                Investments and advances
             | 
                        
                12.7T
             | 
                        
                7.0T
             | 
                        
                11.5T
             | 
                        
                6.2T
             | 
                    
                
                        | 
                Other non current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Total liabilities
             | 
                        
                38.9T
             | 
                        
                39.6T
             | 
                        
                37.1T
             | 
                        
                37.5T
             | 
                    
                
                        | 
                Current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Accounts payable
             | 
                        
                —
             | 
                        
                576.8B
             | 
                        
                —
             | 
                        
                299.3B
             | 
                    
                
                        | 
                Accrued expenses
             | 
                        
                —
             | 
                        
                101.9B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Short term debt
             | 
                        
                —
             | 
                        
                1.3T
             | 
                        
                —
             | 
                        
                1.5T
             | 
                    
                
                        | 
                Deferred revenue
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Tax payable
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Pensions
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Non current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Long term provisions
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Long term debt
             | 
                        
                6.0T
             | 
                        
                6.0T
             | 
                        
                6.5T
             | 
                        
                6.1T
             | 
                    
                
                        | 
                Provision for risks and charges
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Deferred liabilities
             | 
                        
                —
             | 
                        
                324.6B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Derivative product liabilities
             | 
                        
                —
             | 
                        
                143.6B
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other non current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Shareholders equity
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                    
                
                        | 
                Common stock
             | 
                        
                7.7B
             | 
                        
                7.7B
             | 
                        
                7.6B
             | 
                        
                7.6B
             | 
                    
                
                        | 
                Retained earnings
             | 
                        
                —
             | 
                        
                2.1T
             | 
                        
                —
             | 
                        
                1.9T
             | 
                    
                
                        | 
                Other shareholders equity
             | 
                        
                5.4T
             | 
                        
                1.2T
             | 
                        
                5.0T
             | 
                        
                940.6B
             | 
                    
                
                        | 
                Total shareholders equity
             | 
                        
                5.6T
             | 
                        
                8.6T
             | 
                        
                5.2T
             | 
                        
                8.2T
             | 
                    
                
                        | 
                Additional paid in capital
             | 
                        
                —
             | 
                        
                4.4T
             | 
                        
                —
             | 
                        
                4.4T
             | 
                    
                
                        | 
                Treasury stock
             | 
                        
                —
             | 
                        
                16.9B
             | 
                        
                —
             | 
                        
                16.9B
             | 
                    
                
                        | 
                Minority interest
             | 
                        
                205.1B
             | 
                        
                946.0B
             | 
                        
                159.6B
             | 
                        
                940.2B
             |