| Total assets | 980.0M | 903.4M | 918.6M | 937.8M | 
                
                        | Current assets | 655.7M | 579.7M | 584.4M | 593.9M | 
                
                        | Cash | — | — | — | — | 
                
                        | Cash equivalents | — | — | — | — | 
                
                        | Cash and cash equivalents | 397.7M | 377.1M | 344.1M | 398.2M | 
                
                        | Other short term investments | 49.5M | 49.8M | 49.3M | 0 | 
                
                        | Accounts receivable | 50.0M | 52.5M | 87.9M | 83.5M | 
                
                        | Other receivables | 69.1M | — | — | — | 
                
                        | Inventory | 69.0M | 74.7M | 83.1M | 94.1M | 
                
                        | Prepaid assets | — | — | — | — | 
                
                        | Restricted cash | — | — | — | — | 
                
                        | Assets held for sale | — | — | — | — | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | 20.4M | 25.6M | 20.0M | 18.2M | 
                
                        | Non current assets | 324.3M | 323.7M | 334.2M | 343.9M | 
                
                        | Properties | 62.7M | 55.6M | 57.3M | 59.6M | 
                
                        | Land and improvements | 36.8M | 36.8M | 36.8M | 36.8M | 
                
                        | Machinery furniture equipment | 101.9M | 98.5M | 97.0M | 98.1M | 
                
                        | Construction in progress | 2.7M | 4.5M | 5.2M | 4.4M | 
                
                        | Leases | 90.6M | 90.2M | 89.6M | 97.1M | 
                
                        | Accumulated depreciation | -139.8M | -131.1M | -123.0M | -124.6M | 
                
                        | Goodwill | 23.7M | 24.2M | 24.7M | 25.2M | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | 14.7M | 15.2M | 15.7M | 16.1M | 
                
                        | Investments and advances | — | — | — | — | 
                
                        | Other non current assets | 2.7M | 2.3M | 4.1M | 4.9M | 
                
                        | Total liabilities | 206.7M | 196.5M | 208.5M | 215.0M | 
                
                        | Current liabilities | 112.2M | 107.9M | 117.6M | 121.2M | 
                
                        | Accounts payable | 15.9M | 10.1M | 12.9M | 26.2M | 
                
                        | Accrued expenses | 21.6M | 28.5M | 28.0M | 29.2M | 
                
                        | Short term debt | 9.7M | 9.4M | 9.3M | 9.4M | 
                
                        | Deferred revenue | 21.4M | 20.9M | 20.7M | 17.8M | 
                
                        | Tax payable | 5.0M | 4.8M | 4.9M | 4.3M | 
                
                        | Pensions | 17.3M | 12.4M | 24.7M | 20.2M | 
                
                        | Other current liabilities | 21.3M | 21.8M | 17.1M | 14.2M | 
                
                        | Non current liabilities | 94.5M | 88.6M | 90.9M | 93.8M | 
                
                        | Long term provisions | — | — | — | — | 
                
                        | Long term debt | 77.1M | 70.6M | 73.3M | 76.5M | 
                
                        | Provision for risks and charges | — | — | — | — | 
                
                        | Deferred liabilities | — | — | — | — | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | 6.1M | 5.4M | 5.0M | 4.9M | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 2K | 2K | 2K | 2K | 
                
                        | Retained earnings | -1.5B | -1.5B | -1.5B | -1.4B | 
                
                        | Other shareholders equity | 220K | -367K | -493K | 32K | 
                
                        | Total shareholders equity | 773.3M | 706.9M | 710.1M | 722.8M | 
                
                        | Additional paid in capital | 2.2B | 2.2B | 2.2B | 2.1B | 
                
                        | Treasury stock | — | — | — | — | 
                
                        | Minority interest | — | — | — | — |