| Total assets | 49.6M | 163.7M | 221.8M | 507.7M | 
                
                        | Current assets | 48.6M | 159.8M | 204.7M | 351.3M | 
                
                        | Cash | — | — | — | — | 
                
                        | Cash equivalents | — | — | — | — | 
                
                        | Cash and cash equivalents | 19.6M | 14.3M | 82.8M | 41.4M | 
                
                        | Other short term investments | 6.6M | 2.2M | 7.0M | 18.9M | 
                
                        | Accounts receivable | 10.0M | 13.5M | 64.6M | 187.3M | 
                
                        | Other receivables | 445K | 778K | 2.9M | 5.6M | 
                
                        | Inventory | — | — | — | — | 
                
                        | Prepaid assets | 10.6M | 7.5M | 21.3M | 46.8M | 
                
                        | Restricted cash | 0 | 26.7M | 22.5M | 36.1M | 
                
                        | Assets held for sale | 0 | 93.5M | — | — | 
                
                        | Hedging assets | — | — | — | — | 
                
                        | Other current assets | 554K | 424K | 1.0M | 1.3M | 
                
                        | Non current assets | 999K | 3.9M | 17.1M | 156.5M | 
                
                        | Properties | 451K | 64K | 1.1M | 3.8M | 
                
                        | Land and improvements | — | — | — | — | 
                
                        | Machinery furniture equipment | 2.8M | 3.1M | 6.6M | 6.4M | 
                
                        | Construction in progress | — | — | — | — | 
                
                        | Leases | 1.0M | 1.5M | 2.6M | 2.5M | 
                
                        | Accumulated depreciation | -3.8M | -4.7M | -8.7M | -6.9M | 
                
                        | Goodwill | 60K | 0 | 991K | 217.1M | 
                
                        | Investment properties | — | — | — | — | 
                
                        | Financial assets | — | — | — | — | 
                
                        | Intangible assets | 60K | — | 991K | 53.7M | 
                
                        | Investments and advances | 142K | 3.4M | 6.2M | 12.5M | 
                
                        | Other non current assets | 0 | 305K | 720K | 1.2M | 
                
                        | Total liabilities | 35.2M | 122.5M | 142.5M | 216.1M | 
                
                        | Current liabilities | 33.5M | 120.1M | 137.7M | 200.8M | 
                
                        | Accounts payable | 5.2M | 4.5M | 41.7M | 66.6M | 
                
                        | Accrued expenses | 9.0M | 3.2M | 5.3M | 6.4M | 
                
                        | Short term debt | 2.4M | 2.9M | 46.4M | 77.7M | 
                
                        | Deferred revenue | 9.1M | 8.1M | 18.3M | 23.7M | 
                
                        | Tax payable | 2.3M | 2.3M | 10.6M | 9.1M | 
                
                        | Pensions | 4.3M | 4.6M | 10.6M | 10.5M | 
                
                        | Other current liabilities | 655K | 93.7M | 613K | 1.6M | 
                
                        | Non current liabilities | 1.8M | 2.4M | 4.8M | 15.3M | 
                
                        | Long term provisions | — | — | — | — | 
                
                        | Long term debt | 633K | 500K | 1.4M | 1.5M | 
                
                        | Provision for risks and charges | — | 0 | 1.7M | 0 | 
                
                        | Deferred liabilities | 1.1M | 1.1M | 1.3M | 13.4M | 
                
                        | Derivative product liabilities | — | — | — | — | 
                
                        | Other non current liabilities | — | — | — | — | 
                
                        | Shareholders equity |  |  |  |  | 
                
                        | Common stock | 44K | 50K | 49K | 48K | 
                
                        | Retained earnings | -489.4M | -460.8M | -422.1M | -221.2M | 
                
                        | Other shareholders equity | -224K | -4.0M | -4.0M | 941K | 
                
                        | Total shareholders equity | 14.4M | 41.3M | 79.3M | 291.6M | 
                
                        | Additional paid in capital | 502.6M | 530.5M | 529.5M | 525.5M | 
                
                        | Treasury stock | 32K | 28.7M | 28.5M | 20.9M | 
                
                        | Minority interest | 1.4M | 4.1M | 4.4M | 7.2M |