| Total assets | 28.4M | 30.0M | 31.0M | 31.2M | 
                
                        | Current assets | 3.4M | 4.2M | 5.4M | 3.9M | 
                
                        | Cash | -25.4K | 469.4K | 806.7K | 296.6K | 
                
                        | Cash equivalents | — | — | — | — | 
                
                        | Cash and cash equivalents | -25.4K | 469.4K | 806.7K | 296.6K | 
                
                        | Other short term investments | — | — | — | — | 
                
                        | Accounts receivable | 8.3K | 5.0K | 1.4K | 48.8K | 
                
                        | Other receivables | — | — | — | — | 
                
                        | Inventory | 2.6M | 2.7M | 3.5M | 1.6M | 
                
                        | Prepaid assets | 619.1K | 722.4K | 871.0K | 1.9M | 
                
                        | Restricted cash | — | — | — | — | 
                
                        | Assets held for sale | — | — | — | — | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | — | -1 | — | — | 
                
                        | Non current assets | 24.9M | 25.8M | 25.6M | 27.3M | 
                
                        | Properties | 2.0M | 2.1M | 25.1K | 30.9K | 
                
                        | Land and improvements | 0 | 0 | — | 0 | 
                
                        | Machinery furniture equipment | 17.3K | 17.3K | 17.3K | 28.5K | 
                
                        | Construction in progress | — | — | — | — | 
                
                        | Leases | — | — | — | — | 
                
                        | Accumulated depreciation | -7.1K | -6.5K | -5.9K | -8.5K | 
                
                        | Goodwill | 22.9M | 23.7M | 25.6M | 27.2M | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | 22.9M | 23.7M | 25.6M | 27.2M | 
                
                        | Investments and advances | — | — | — | — | 
                
                        | Other non current assets | — | — | — | — | 
                
                        | Total liabilities | 3.9M | 5.1M | 4.1M | 1.6M | 
                
                        | Current liabilities | 1.9M | 3.1M | 3.9M | 1.3M | 
                
                        | Accounts payable | — | 1.2M | 1.4M | 1.3M | 
                
                        | Accrued expenses | — | — | — | — | 
                
                        | Short term debt | 270.7K | 256.3K | 663.1K | 25.6K | 
                
                        | Deferred revenue | 1.6M | 1.7M | 1.8M | — | 
                
                        | Tax payable | — | — | — | — | 
                
                        | Pensions | — | — | — | — | 
                
                        | Other current liabilities | -1 | -1 | — | — | 
                
                        | Non current liabilities | 2.1M | 2.1M | 241.9K | 241.9K | 
                
                        | Long term provisions | — | — | — | — | 
                
                        | Long term debt | 1.8M | 1.8M | 3.4K | 3.4K | 
                
                        | Provision for risks and charges | — | — | — | — | 
                
                        | Deferred liabilities | — | — | — | 0 | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | 238.5K | 238.5K | 238.5K | 238.5K | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 47.7M | 47.7M | 45.9M | 45.3M | 
                
                        | Retained earnings | -33.9M | -31.0M | -25.9M | -21.3M | 
                
                        | Other shareholders equity | 689.7K | 103.7K | 360.3K | 397.3K | 
                
                        | Total shareholders equity | 14.5M | 16.8M | 20.3M | 24.4M | 
                
                        | Additional paid in capital | 5.2M | 5.2M | 5.2M | 4.5M | 
                
                        | Treasury stock | — | — | — | — | 
                
                        | Minority interest | — | — | — | — |