| Total assets | 846.9M | 780.7M | 793.9M | 810.4M | 
                
                        | Current assets | 566.6M | 501.0M | 505.0M | 513.2M | 
                
                        | Cash | — | — | — | — | 
                
                        | Cash equivalents | — | — | — | — | 
                
                        | Cash and cash equivalents | 343.7M | 325.9M | 297.3M | 344.1M | 
                
                        | Other short term investments | 42.8M | 43.1M | 42.6M | 0 | 
                
                        | Accounts receivable | 43.2M | 45.4M | 75.9M | 72.2M | 
                
                        | Other receivables | 59.7M | — | — | — | 
                
                        | Inventory | 59.6M | 64.6M | 71.8M | 81.3M | 
                
                        | Prepaid assets | — | — | — | — | 
                
                        | Restricted cash | — | — | — | — | 
                
                        | Assets held for sale | — | — | — | — | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | 17.6M | 22.1M | 17.3M | 15.7M | 
                
                        | Non current assets | 280.3M | 279.7M | 288.9M | 297.2M | 
                
                        | Properties | 54.2M | 48.0M | 49.5M | 51.5M | 
                
                        | Land and improvements | 31.8M | 31.8M | 31.8M | 31.8M | 
                
                        | Machinery furniture equipment | 88.0M | 85.2M | 83.9M | 84.8M | 
                
                        | Construction in progress | 2.4M | 3.9M | 4.5M | 3.8M | 
                
                        | Leases | 78.3M | 77.9M | 77.4M | 83.9M | 
                
                        | Accumulated depreciation | -120.8M | -113.3M | -106.3M | -107.7M | 
                
                        | Goodwill | 20.5M | 20.9M | 21.3M | 21.8M | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | 12.7M | 13.1M | 13.5M | 14.0M | 
                
                        | Investments and advances | — | — | — | — | 
                
                        | Other non current assets | 2.3M | 2.0M | 3.6M | 4.2M | 
                
                        | Total liabilities | 178.6M | 169.8M | 180.2M | 185.8M | 
                
                        | Current liabilities | 97.0M | 93.2M | 101.7M | 104.8M | 
                
                        | Accounts payable | 13.8M | 8.7M | 11.2M | 22.7M | 
                
                        | Accrued expenses | 18.7M | 24.7M | 24.2M | 25.2M | 
                
                        | Short term debt | 8.4M | 8.2M | 8.0M | 8.1M | 
                
                        | Deferred revenue | 18.5M | 18.1M | 17.9M | 15.3M | 
                
                        | Tax payable | 4.3M | 4.1M | 4.3M | 3.7M | 
                
                        | Pensions | 14.9M | 10.7M | 21.4M | 17.5M | 
                
                        | Other current liabilities | 18.4M | 18.8M | 14.8M | 12.2M | 
                
                        | Non current liabilities | 81.6M | 76.6M | 78.5M | 81.0M | 
                
                        | Long term provisions | — | — | — | — | 
                
                        | Long term debt | 66.6M | 61.0M | 63.4M | 66.1M | 
                
                        | Provision for risks and charges | — | — | — | — | 
                
                        | Deferred liabilities | — | — | — | — | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | 5.3M | 4.7M | 4.3M | 4.3M | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 1.7K | 1.7K | 1.7K | 1.7K | 
                
                        | Retained earnings | -1.3B | -1.3B | -1.3B | -1.2B | 
                
                        | Other shareholders equity | 190.1K | -317.2K | -426.1K | 27.7K | 
                
                        | Total shareholders equity | 668.3M | 610.9M | 613.7M | 624.6M | 
                
                        | Additional paid in capital | 1.9B | 1.9B | 1.9B | 1.9B | 
                
                        | Treasury stock | — | — | — | — | 
                
                        | Minority interest | — | — | — | — |