| 
                Total assets
             | 
                        
                19.5T
             | 
                        
                18.2T
             | 
                        
                17.6T
             | 
                        
                16.8T
             | 
                    
                
                        | 
                Current assets
             | 
                        
                5.0T
             | 
                        
                4.8T
             | 
                        
                4.7T
             | 
                        
                4.4T
             | 
                    
                
                        | 
                Cash
             | 
                        
                464.9B
             | 
                        
                —
             | 
                        
                740.1B
             | 
                        
                —
             | 
                    
                
                        | 
                Cash equivalents
             | 
                        
                541.6B
             | 
                        
                —
             | 
                        
                195.3B
             | 
                        
                —
             | 
                    
                
                        | 
                Cash and cash equivalents
             | 
                        
                1.0T
             | 
                        
                903.5B
             | 
                        
                935.4B
             | 
                        
                688.3B
             | 
                    
                
                        | 
                Other short term investments
             | 
                        
                1.4T
             | 
                        
                1.4T
             | 
                        
                1.2T
             | 
                        
                1.3T
             | 
                    
                
                        | 
                Accounts receivable
             | 
                        
                421.2B
             | 
                        
                301.2B
             | 
                        
                316.3B
             | 
                        
                369.4B
             | 
                    
                
                        | 
                Other receivables
             | 
                        
                51.8B
             | 
                        
                46.4B
             | 
                        
                25.2B
             | 
                        
                22.6B
             | 
                    
                
                        | 
                Inventory
             | 
                        
                1.5T
             | 
                        
                1.6T
             | 
                        
                1.5T
             | 
                        
                1.5T
             | 
                    
                
                        | 
                Prepaid assets
             | 
                        
                411.9B
             | 
                        
                —
             | 
                        
                535.4B
             | 
                        
                —
             | 
                    
                
                        | 
                Restricted cash
             | 
                        
                58.6B
             | 
                        
                —
             | 
                        
                36.9B
             | 
                        
                —
             | 
                    
                
                        | 
                Assets held for sale
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Hedging assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current assets
             | 
                        
                200.7B
             | 
                        
                500.0B
             | 
                        
                146.5B
             | 
                        
                526.1B
             | 
                    
                
                        | 
                Non current assets
             | 
                        
                14.5T
             | 
                        
                13.4T
             | 
                        
                12.9T
             | 
                        
                12.4T
             | 
                    
                
                        | 
                Properties
             | 
                        
                952.8B
             | 
                        
                6.0T
             | 
                        
                887.6B
             | 
                        
                5.8T
             | 
                    
                
                        | 
                Land and improvements
             | 
                        
                1.0T
             | 
                        
                —
             | 
                        
                872.9B
             | 
                        
                —
             | 
                    
                
                        | 
                Machinery furniture equipment
             | 
                        
                6.6T
             | 
                        
                —
             | 
                        
                6.0T
             | 
                        
                —
             | 
                    
                
                        | 
                Construction in progress
             | 
                        
                1.8T
             | 
                        
                2.0T
             | 
                        
                1.6T
             | 
                        
                1.6T
             | 
                    
                
                        | 
                Leases
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Accumulated depreciation
             | 
                        
                -2.8T
             | 
                        
                —
             | 
                        
                -2.5T
             | 
                        
                —
             | 
                    
                
                        | 
                Goodwill
             | 
                        
                4.3T
             | 
                        
                3.8T
             | 
                        
                3.8T
             | 
                        
                3.6T
             | 
                    
                
                        | 
                Investment properties
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Financial assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Intangible assets
             | 
                        
                3.8T
             | 
                        
                3.5T
             | 
                        
                3.5T
             | 
                        
                3.3T
             | 
                    
                
                        | 
                Investments and advances
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other non current assets
             | 
                        
                372.0B
             | 
                        
                448.7B
             | 
                        
                267.8B
             | 
                        
                412.5B
             | 
                    
                
                        | 
                Total liabilities
             | 
                        
                9.4T
             | 
                        
                8.6T
             | 
                        
                8.3T
             | 
                        
                8.0T
             | 
                    
                
                        | 
                Current liabilities
             | 
                        
                4.5T
             | 
                        
                4.4T
             | 
                        
                4.0T
             | 
                        
                3.8T
             | 
                    
                
                        | 
                Accounts payable
             | 
                        
                1.9T
             | 
                        
                1.8T
             | 
                        
                1.8T
             | 
                        
                1.6T
             | 
                    
                
                        | 
                Accrued expenses
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Short term debt
             | 
                        
                1.2T
             | 
                        
                1.4T
             | 
                        
                1.1T
             | 
                        
                759.1B
             | 
                    
                
                        | 
                Deferred revenue
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Tax payable
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Pensions
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current liabilities
             | 
                        
                20M
             | 
                        
                632.1B
             | 
                        
                30M
             | 
                        
                552.4B
             | 
                    
                
                        | 
                Non current liabilities
             | 
                        
                4.9T
             | 
                        
                4.2T
             | 
                        
                4.3T
             | 
                        
                4.3T
             | 
                    
                
                        | 
                Long term provisions
             | 
                        
                283.0B
             | 
                        
                20.6B
             | 
                        
                20.4B
             | 
                        
                21.0B
             | 
                    
                
                        | 
                Long term debt
             | 
                        
                2.5T
             | 
                        
                2.2T
             | 
                        
                2.4T
             | 
                        
                2.4T
             | 
                    
                
                        | 
                Provision for risks and charges
             | 
                        
                109.1B
             | 
                        
                —
             | 
                        
                56.7B
             | 
                        
                —
             | 
                    
                
                        | 
                Deferred liabilities
             | 
                        
                834.5B
             | 
                        
                773.9B
             | 
                        
                722.4B
             | 
                        
                655.3B
             | 
                    
                
                        | 
                Derivative product liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other non current liabilities
             | 
                        
                1.1T
             | 
                        
                1.1T
             | 
                        
                1.1T
             | 
                        
                1.1T
             | 
                    
                
                        | 
                Shareholders equity
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                    
                
                        | 
                Common stock
             | 
                        
                135.3B
             | 
                        
                67.7B
             | 
                        
                67.7B
             | 
                        
                67.7B
             | 
                    
                
                        | 
                Retained earnings
             | 
                        
                3.9T
             | 
                        
                —
             | 
                        
                3.4T
             | 
                        
                —
             | 
                    
                
                        | 
                Other shareholders equity
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Total shareholders equity
             | 
                        
                10.1T
             | 
                        
                9.5T
             | 
                        
                9.3T
             | 
                        
                8.8T
             | 
                    
                
                        | 
                Additional paid in capital
             | 
                        
                931.5B
             | 
                        
                —
             | 
                        
                998.5B
             | 
                        
                —
             | 
                    
                
                        | 
                Treasury stock
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Minority interest
             | 
                        
                1.7T
             | 
                        
                1.3T
             | 
                        
                1.3T
             | 
                        
                1.3T
             |