| Total assets | 39.5M | 60.3M | 57.4M | 26.8M | 
                
                        | Current assets | 18.6M | 36.8M | 35.4M | 8.8M | 
                
                        | Cash | 218.6K | 418.7K | 760.4K | 9.2K | 
                
                        | Cash equivalents | 17.8M | 34.3M | 33.3M | 8.3M | 
                
                        | Cash and cash equivalents | 18.0M | 34.7M | 34.0M | 8.3M | 
                
                        | Other short term investments | — | — | — | — | 
                
                        | Accounts receivable | — | — | — | — | 
                
                        | Other receivables | 136.9K | 1.7M | 822.6K | 367.0K | 
                
                        | Inventory | 31.7K | 48.1K | 58.2K | — | 
                
                        | Prepaid assets | 346.6K | 411.0K | 506.7K | 162.8K | 
                
                        | Restricted cash | — | — | — | — | 
                
                        | Assets held for sale | — | — | — | — | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | — | — | — | — | 
                
                        | Non current assets | 20.9M | 23.5M | 22.0M | 18.1M | 
                
                        | Properties | 12.4M | 13.7M | 13.0M | 12.0M | 
                
                        | Land and improvements | — | — | — | — | 
                
                        | Machinery furniture equipment | 9.5M | 11.2M | 10.0M | 6.5M | 
                
                        | Construction in progress | — | — | — | — | 
                
                        | Leases | — | — | — | — | 
                
                        | Accumulated depreciation | -1.2M | -1.4M | -1.1M | -522.7K | 
                
                        | Goodwill | — | — | — | — | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | — | — | — | — | 
                
                        | Investments and advances | — | — | — | — | 
                
                        | Other non current assets | 200.6K | 46.2K | 49.2K | 8.2K | 
                
                        | Total liabilities | 4.1M | 5.1M | 8.1M | 10.1M | 
                
                        | Current liabilities | 3.5M | 4.8M | 7.1M | 8.5M | 
                
                        | Accounts payable | 1.6M | 2.1M | 3.3M | 1.3M | 
                
                        | Accrued expenses | — | — | — | — | 
                
                        | Short term debt | 150.9K | 239.1K | 540.4K | 86.6K | 
                
                        | Deferred revenue | — | — | — | — | 
                
                        | Tax payable | — | — | — | — | 
                
                        | Pensions | 940.4K | 948.0K | 552.8K | 379.5K | 
                
                        | Other current liabilities | — | 212.0K | 1.4M | 5.2M | 
                
                        | Non current liabilities | 611.1K | 355.7K | 951.7K | 1.6M | 
                
                        | Long term provisions | — | — | — | — | 
                
                        | Long term debt | 498.5K | 268.0K | 488.5K | 29.3K | 
                
                        | Provision for risks and charges | — | — | — | — | 
                
                        | Deferred liabilities | — | — | — | — | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | — | — | 183.9K | 1.3M | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 282.5M | 281.4M | 236.3M | 163.0M | 
                
                        | Retained earnings | -239.4M | -221.6M | -181.1M | -138.5M | 
                
                        | Other shareholders equity | -7.7M | -4.7M | -5.8M | -7.7M | 
                
                        | Total shareholders equity | 35.4M | 55.2M | 49.3M | 16.8M | 
                
                        | Additional paid in capital | — | — | — | — | 
                
                        | Treasury stock | — | — | — | — | 
                
                        | Minority interest | — | — | — | — |