| Total assets | 292.3M | 273.7M | 277.1M | 211.6M | 
                
                        | Current assets | 119.1M | 127.2M | 134.9M | 106.1M | 
                
                        | Cash | 2.6M | — | 4.1M | — | 
                
                        | Cash equivalents | 4M | — | — | — | 
                
                        | Cash and cash equivalents | 6.6M | 33K | 4.1M | 5.2M | 
                
                        | Other short term investments | 22.0M | 15.4M | 7.7M | 11.3M | 
                
                        | Accounts receivable | 41.5M | 44.6M | 60.0M | 24.7M | 
                
                        | Other receivables | 1.1M | 138K | 1.3M | 93K | 
                
                        | Inventory | 43.1M | 64.1M | 54.8M | 62.1M | 
                
                        | Prepaid assets | 720K | — | 1.4M | — | 
                
                        | Restricted cash | 4.2M | — | 4.7M | — | 
                
                        | Assets held for sale | 0 | 241K | 241K | 0 | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | 167K | 2.6M | 1.0M | 2.8M | 
                
                        | Non current assets | 173.2M | 146.5M | 142.2M | 105.5M | 
                
                        | Properties | 440K | 62.2M | 440K | 62.3M | 
                
                        | Land and improvements | 18.9M | — | 18.9M | — | 
                
                        | Machinery furniture equipment | 70.9M | — | 69.2M | — | 
                
                        | Construction in progress | 103.5M | 70.5M | 57.2M | 22.6M | 
                
                        | Leases | — | — | — | — | 
                
                        | Accumulated depreciation | -54.8M | — | -50.5M | — | 
                
                        | Goodwill | 277K | 481K | 686K | 904K | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | 277K | — | 686K | — | 
                
                        | Investments and advances | — | — | — | — | 
                
                        | Other non current assets | 1K | 7.6M | 1K | 6.6M | 
                
                        | Total liabilities | 96.1M | 92.4M | 96.6M | 40.1M | 
                
                        | Current liabilities | 50.2M | 47.6M | 76.2M | 36.3M | 
                
                        | Accounts payable | 14.4M | 14.7M | 15.8M | 14.3M | 
                
                        | Accrued expenses | — | — | — | — | 
                
                        | Short term debt | 14.2M | 295K | 4.2M | 0 | 
                
                        | Deferred revenue | — | — | — | — | 
                
                        | Tax payable | 608K | 851K | 0 | 2.6M | 
                
                        | Pensions | 1.6M | — | 1.8M | — | 
                
                        | Other current liabilities | 3.6M | 18.4M | 6.9M | 11.9M | 
                
                        | Non current liabilities | 46.0M | 44.8M | 20.4M | 3.8M | 
                
                        | Long term provisions | 474K | 1.1M | 436K | — | 
                
                        | Long term debt | 41.4M | 40.4M | 16.2M | — | 
                
                        | Provision for risks and charges | — | — | — | — | 
                
                        | Deferred liabilities | 4.1M | 3.3M | 3.8M | 3.8M | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | 1K | — | 1K | — | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 45.4M | 45.4M | 45.4M | 45.4M | 
                
                        | Retained earnings | 147.3M | — | 131.6M | — | 
                
                        | Other shareholders equity | — | — | — | — | 
                
                        | Total shareholders equity | 196.1M | 181.3M | 180.4M | 171.5M | 
                
                        | Additional paid in capital | — | — | — | — | 
                
                        | Treasury stock | — | — | — | — | 
                
                        | Minority interest | — | — | — | — |