| 
                Total assets
             | 
                        
                33.4B
             | 
                        
                27.9B
             | 
                        
                24.0B
             | 
                        
                23.0B
             | 
                    
                
                        | 
                Current assets
             | 
                        
                18.7B
             | 
                        
                15.3B
             | 
                        
                11.6B
             | 
                        
                13.6B
             | 
                    
                
                        | 
                Cash
             | 
                        
                6.5B
             | 
                        
                5.0B
             | 
                        
                5.1B
             | 
                        
                4.3B
             | 
                    
                
                        | 
                Cash equivalents
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Cash and cash equivalents
             | 
                        
                6.5B
             | 
                        
                5.0B
             | 
                        
                5.1B
             | 
                        
                4.3B
             | 
                    
                
                        | 
                Other short term investments
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Accounts receivable
             | 
                        
                2.3B
             | 
                        
                2.2B
             | 
                        
                4.3B
             | 
                        
                1.9B
             | 
                    
                
                        | 
                Other receivables
             | 
                        
                5.8B
             | 
                        
                4.9B
             | 
                        
                —
             | 
                        
                3.2B
             | 
                    
                
                        | 
                Inventory
             | 
                        
                3.3B
             | 
                        
                2.8B
             | 
                        
                1.6B
             | 
                        
                1.8B
             | 
                    
                
                        | 
                Prepaid assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Restricted cash
             | 
                        
                684.6M
             | 
                        
                350.9M
             | 
                        
                352.3M
             | 
                        
                112.9M
             | 
                    
                
                        | 
                Assets held for sale
             | 
                        
                114.5M
             | 
                        
                0
             | 
                        
                195.5M
             | 
                        
                2.2B
             | 
                    
                
                        | 
                Hedging assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Non current assets
             | 
                        
                14.6B
             | 
                        
                12.7B
             | 
                        
                12.4B
             | 
                        
                9.4B
             | 
                    
                
                        | 
                Properties
             | 
                        
                4.2B
             | 
                        
                0
             | 
                        
                —
             | 
                        
                0
             | 
                    
                
                        | 
                Land and improvements
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Machinery furniture equipment
             | 
                        
                —
             | 
                        
                2.6B
             | 
                        
                —
             | 
                        
                2.3B
             | 
                    
                
                        | 
                Construction in progress
             | 
                        
                —
             | 
                        
                68.7M
             | 
                        
                —
             | 
                        
                221.5M
             | 
                    
                
                        | 
                Leases
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Accumulated depreciation
             | 
                        
                —
             | 
                        
                -1.7B
             | 
                        
                —
             | 
                        
                -1.3B
             | 
                    
                
                        | 
                Goodwill
             | 
                        
                4.9B
             | 
                        
                4.0B
             | 
                        
                3.7B
             | 
                        
                3.3B
             | 
                    
                
                        | 
                Investment properties
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Financial assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Intangible assets
             | 
                        
                4.9B
             | 
                        
                4.0B
             | 
                        
                3.6B
             | 
                        
                3.3B
             | 
                    
                
                        | 
                Investments and advances
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other non current assets
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Total liabilities
             | 
                        
                22.2B
             | 
                        
                16.7B
             | 
                        
                12.3B
             | 
                        
                12.9B
             | 
                    
                
                        | 
                Current liabilities
             | 
                        
                19.8B
             | 
                        
                15.5B
             | 
                        
                11.0B
             | 
                        
                11.6B
             | 
                    
                
                        | 
                Accounts payable
             | 
                        
                9.4B
             | 
                        
                10.5B
             | 
                        
                10.8B
             | 
                        
                7.1B
             | 
                    
                
                        | 
                Accrued expenses
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Short term debt
             | 
                        
                4.6B
             | 
                        
                101.5M
             | 
                        
                95.4M
             | 
                        
                90.1M
             | 
                    
                
                        | 
                Deferred revenue
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Tax payable
             | 
                        
                133.8M
             | 
                        
                116.9M
             | 
                        
                82.1M
             | 
                        
                92.6M
             | 
                    
                
                        | 
                Pensions
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Non current liabilities
             | 
                        
                2.4B
             | 
                        
                1.2B
             | 
                        
                1.3B
             | 
                        
                1.3B
             | 
                    
                
                        | 
                Long term provisions
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Long term debt
             | 
                        
                1.7B
             | 
                        
                691.4M
             | 
                        
                882.7M
             | 
                        
                878.8M
             | 
                    
                
                        | 
                Provision for risks and charges
             | 
                        
                630.6M
             | 
                        
                415.4M
             | 
                        
                348.8M
             | 
                        
                325.6M
             | 
                    
                
                        | 
                Deferred liabilities
             | 
                        
                84.1M
             | 
                        
                83.4M
             | 
                        
                68.2M
             | 
                        
                66.3M
             | 
                    
                
                        | 
                Derivative product liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Other non current liabilities
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Shareholders equity
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                        
                
             | 
                    
                
                        | 
                Common stock
             | 
                        
                22.4M
             | 
                        
                22.4M
             | 
                        
                22.4M
             | 
                        
                22.0M
             | 
                    
                
                        | 
                Retained earnings
             | 
                        
                8.7B
             | 
                        
                7.9B
             | 
                        
                7.5B
             | 
                        
                6.4B
             | 
                    
                
                        | 
                Other shareholders equity
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Total shareholders equity
             | 
                        
                11.2B
             | 
                        
                11.3B
             | 
                        
                11.7B
             | 
                        
                10.2B
             | 
                    
                
                        | 
                Additional paid in capital
             | 
                        
                2.3B
             | 
                        
                2.2B
             | 
                        
                2.2B
             | 
                        
                2.2B
             | 
                    
                
                        | 
                Treasury stock
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                        
                —
             | 
                    
                
                        | 
                Minority interest
             | 
                        
                301.9M
             | 
                        
                691.5M
             | 
                        
                798.2M
             | 
                        
                555.4M
             |