| Fiscal period | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
| Period End Date | 12/31/2025 | 12/31/2024 | 12/31/2023 | 12/31/2022 | 12/31/2021 | 12/31/2020 | 12/31/2019 | 12/31/2018 | 12/31/2017 | 12/31/2016 |
| Net Sales | 615.21 | 522.40 | 593.71 | 901.71 | 556.24 | 351.32 | 365.07 | 378.16 | 427.50 | 374.59 |
| Total Revenues | 615.21 | 522.40 | 593.71 | 901.71 | 556.24 | 351.32 | 365.07 | 378.16 | 427.50 | 374.59 |
| Cost of sales | 510.91 | 474.60 | 507.45 | 553.34 | 417.26 | 334.27 | 360.09 | 362.33 | 422.04 | 423.89 |
| Gross Profit | 104.30 | 47.80 | 86.26 | 348.37 | 138.98 | 17.05 | 4.99 | 15.84 | 5.47 | (49.31) |
| Selling, general and administrative expense | 41.51 | 41.77 | 36.58 | 39.43 | 38.03 | 32.08 | 34.17 | 40.81 | 34.99 | 40.17 |
| Provisions for losses on accounts receivable | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income | -- | -- | 2.10 | -- | 0.10 | (0.50) | -- | -- | (4.57) | -- |
| Other (expense) income | (5.52) | (11.54) | -- | (0.56) | -- | -- | (9.90) | 1.95 | -- | 0.87 |
| Property insurance recoveries in excess of losses incurred | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Impairment of natural gas properties | -- | -- | -- | -- | -- | -- | -- | -- | -- | (1.62) |
| Operating income | 57.27 | (5.51) | 51.78 | 308.38 | 101.05 | (15.54) | (39.09) | (23.03) | (34.09) | (90.22) |
| Interest expense | 30.66 | 34.45 | 41.14 | 46.83 | 49.38 | 51.12 | 46.39 | 43.06 | 37.27 | 30.95 |
| Gains on sales of property and equipment | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Other income (loss) | -- | -- | -- | -- | -- | -- | 1.14 | 1.55 | -- | -- |
| Other income (expense) | 5.98 | 10.91 | 14.61 | 8.08 | (2.42) | (0.01) | -- | -- | 0.31 | (0.22) |
| Gain (loss) on extinguishment of debt | (0.05) | 3.01 | 8.64 | (0.11) | (10.26) | -- | -- | (5.95) | -- | (8.70) |
| Provision for loss on (benefit from termination of) firm sales and purchase commitments | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Income from continuing operations before provisions for income taxes and equity in earnings of affiliate | 32.55 | (26.04) | 33.90 | 269.52 | 38.99 | (66.66) | (84.34) | (70.49) | (71.05) | (130.09) |
| Current : Federal | -- | -- | -- | -- | -- | 0.00 | -- | 0.01 | -- | -- |
| Deferred : Federal | 7.96 | (4.91) | 7.77 | 43.22 | (6.22) | (4.63) | (14.74) | 1.42 | -- | -- |
| Deferred : State | (0.31) | (2.04) | (2.40) | (6.36) | 1.91 | (0.15) | (6.16) | 0.41 | -- | -- |
| Current : State | 0.29 | 0.26 | 0.61 | 2.32 | (0.25) | 0.03 | (0.03) | (0.10) | -- | -- |
| Provisions for Income Taxes | 7.94 | (6.68) | 5.97 | 39.17 | (4.56) | (4.75) | (20.92) | 1.74 | (40.76) | (41.96) |
| Equity in earnings of affiliate | -- | -- | -- | -- | -- | -- | -- | -- | -- | 0.00 |
| Income from Continuing Operations | -- | -- | -- | -- | -- | -- | (63.42) | (72.23) | (30.29) | (88.13) |
| Net loss (income) from discontinued operations | -- | -- | -- | -- | -- | -- | -- | -- | 1.08 | 200.30 |
| Income before Extraordinary Income & Accounting change | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Extraordinary gains | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Consolidated Net Income (loss) | 24.61 | (19.35) | 27.92 | 230.35 | 43.55 | (61.91) | (63.42) | (72.23) | (29.22) | 112.17 |
| Dividends, dividend requirements and stock dividends on preferred stock | -- | -- | -- | -- | 0.30 | 0.30 | 0.30 | 0.30 | 23.44 | 0.30 |
| Other preferred stock dividend requirements | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net income attributable to participating securities | -- | -- | -- | -- | -- | -- | -- | -- | 0.00 | 1.09 |
| Dividends on Series E redeemable preferred stocks | -- | -- | -- | -- | 29.91 | 35.18 | 30.73 | 26.84 | 0.30 | 27.76 |
| Accretion of Series E redeemable preferred stock | -- | -- | -- | -- | 1.52 | 2.03 | 2.00 | 3.38 | 6.49 | 18.26 |
| Deemed dividend on Series E and Series F redeemable preferred stocks | -- | -- | -- | -- | 231.81 | -- | -- | -- | -- | -- |
| Net Income (loss) Available to Common Shareholders | 24.61 | (19.35) | 27.92 | 230.35 | (220.00) | (99.42) | (96.44) | (102.74) | (59.45) | 64.76 |
| Numerator for diluted net income per common share | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| EPS (Basic) : Continuing operations | -- | -- | -- | -- | -- | -- | (2.65) | (2.88) | (1.71) | (4.06) |
| EPS (Basic) : net income (loss) from discontinued operations | -- | -- | -- | -- | -- | -- | -- | -- | 0.03 | 6.02 |
| EPS (Basic) : Extraordinary gains | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Basic) | 0.34 | (0.27) | 0.37 | 2.72 | (4.40) | (2.72) | (2.65) | (2.88) | (1.68) | 1.95 |
| EPS (Diluted) : Continuing operations | -- | -- | -- | -- | -- | -- | (2.65) | (2.88) | (1.71) | (4.06) |
| EPS (Diluted) : net income (loss) from discontinued operations | -- | -- | -- | -- | -- | -- | -- | -- | 0.03 | 6.02 |
| EPS (Diluted) : Extraordinary gains | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Net Earnings Per Share (Diluted) | 0.34 | (0.27) | 0.37 | 2.68 | (4.40) | (2.72) | (2.65) | (2.88) | (1.68) | 1.95 |
| Weighted Average Shares Outstanding (Basic) | 71.89 | 71.97 | 74.54 | 84.75 | 49.96 | 36.67 | 36.45 | 35.74 | 35.43 | 33.09 |
| Weighted Average Shares Outstanding (Diluted) | 72.36 | 71.97 | 75.10 | 86.03 | 49.96 | 36.67 | 36.45 | 35.74 | 35.43 | 33.09 |