 
                                            | Dec 2024 | Dec 2023 | Dec 2022 | Dec 2021 | |
|---|---|---|---|---|
| Revenues | 0.00 | 0.00 | 0.00 | 0.00 | 
| Gain (Loss) on Sale of Assets | 0.00 | 0.00 | 0.00 | 0.00 | 
| Gain (Loss) on Sale of Investments | 0.00 | 0.00 | 0.00 | 0.00 | 
| Fees and Other Income | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Revenues | 0.00 | 0.00 | 0.00 | 0.00 | 
| Total Revenues | 0.00 | 0.00 | 0.00 | 0.00 | 
| Cost of Revenues | 62.95 M | 61.16 M | 57.41 M | 55.90 M | 
| Gross Profit | 0.00 | 0.00 | 0.00 | 0.00 | 
| Selling General and Admin. Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 
| Provision for Bad Debts | 0.00 | 0.00 | 0.00 | 0.00 | 
| R&D Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 
| Depreciation and Amortization | 0.00 | 0.00 | 0.00 | 0.00 | 
| Amortization of Goodwill and Intangibles | 0.00 | 0.00 | 0.00 | 0.00 | 
| Other Operating Expense (Income) | 0.00 | 0.00 | 0.00 | 0.00 | 
| Total Operating Expenses | 0.00 | 0.00 | 0.00 | 0.00 | 
| Operating Income | 0.00 | 0.00 | 0.00 | 0.00 | 
| Interest Expense | 31.58 M | 32.69 M | 29.79 M | 28.67 M | 
| Interest and Investment Income | 0.00 | 0.00 | 0.00 | 0.00 | 
| Net Interest Expense | 0.00 | 0.00 | 0.00 | 0.00 | 
| Currency Exchange Gains (Loss) | 0.00 | 0.00 | 0.00 | 0.00 | 
| Net Other Income (Expense) | 0.00 | 0.00 | 0.00 | 0.00 | 
| EBT Including Unusual Items | 55.80 M | 73.65 M | 88.25 M | 74.07 M | 
| Merger and Restructuring Charges | 0.00 | 0.00 | 0.00 | 0.00 | 
| Impairment of Goodwill | 0.00 | 0.00 | 0.00 | 0.00 | 
| Asset Writedown | 29.57 M | 32.45 M | -72.80 M | -31.74 M | 
| Insurance Settlements | 0.00 | 0.00 | 0.00 | 0.00 | 
| Legal Settlements | 0.00 | 0.00 | 0.00 | 0.00 | 
| Income Tax Expense | 0.00 | 0.00 | 0.00 | 0.00 | 
| Minority Interest in Earnings | 0.00 | 0.00 | 0.00 | 0.00 | 
| Earnings from Continuing Operations | -20.95 M | -40.62 M | 16.53 M | 51.00 M | 
| Earnings of Discontinued Operations | 0.00 | 0.00 | 0.00 | 0.00 | 
| Extraordinary Item and Accounting Change | 0.00 | 0.00 | 0.00 | 0.00 | 
| Net Income | -20.95 M | -40.62 M | 16.53 M | 51.00 M | 
| Preferred Dividends and Other Adjustments | 0.00 | 0.00 | 0.00 | 0.00 | 
| Net Income to Common Incl. Extra Items | -20.95 M | -40.62 M | 16.53 M | 51.00 M | 
| Total Unusual Items | 0.00 | 0.00 | 0.00 | 0.00 |