| Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Cash and cash equivalents | 107 | 395 | 296 | 277 |
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| Restricted Cash, Current | 0 | 1 | 5 | 2 |
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| Accounts Receivable, after Allowance for Credit Loss, Current | 108 | 118 | 148 | 140 |
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| Inventory, Net | 54 | 37 | 48 | 49 |
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| Prepaid expenses and other current assets | 72 | 81 | 54 | 51 |
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| Income taxes receivable | 5 | 12 | 6 | 7 |
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| Total current assets | 346 | 645 | 557 | 526 |
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| Property, plant, and equipment, net | 651 | 775 | 947 | 1,037 |
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| Operating lease assets | 40 | 26 | 24 | 28 |
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| Deferred income taxes | 6 | 4 | 5 | 3 |
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| Post-retirement assets | 5 | 36 | 28 | 43 |
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| Other assets | 13 | 39 | 41 | 37 |
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| Other intangible assets, net | 599 | 491 | 416 | 318 |
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| Goodwill | 1,120 | 1,102 | 1,111 | 1,081 |
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| Total assets | 2,790 | 3,118 | 3,130 | 3,072 |
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| Accounts payable | 73 | 74 | 71 | 55 |
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| Accrued liabilities | 62 | 490 | 122 | 90 |
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| Deferred revenue | 9 | 12 | 14 | 15 |
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| Current portion of long-term debt | - | 197 | 5 | 15 |
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| Finance Lease, Liability, Current | 1 | 2 | 9 | 3 |
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| Operating Lease, Liability, Current | 9 | 8 | 6 | 5 |
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| Income taxes payable | 7 | 6 | 4 | 8 |
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| Total current liabilities | 161 | 792 | 231 | 191 |
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| Long-term debt | 1,744 | 1,747 | 2,224 | 2,208 |
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| Finance Lease, Liability, Noncurrent | 41 | 57 | 64 | 95 |
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| Operating Lease, Liability, Noncurrent | 33 | 22 | 20 | 24 |
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| Noncurrent asset retirement obligations | 42 | 43 | 48 | 49 |
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| Deferred lease income | 21 | 19 | 19 | 17 |
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| Post-retirement obligations | 11 | 8 | 8 | 8 |
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| Noncurrent liabilities | 16 | 13 | 9 | 4 |
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| Deferred income taxes | 135 | 68 | 64 | 70 |
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| Total liabilities | 2,203 | 2,767 | 2,687 | 2,667 |
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| Common Stock, Value, Issued | 3 | 3 | 3 | 3 |
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| Treasury stock, at cost (2,571 and 3,207 shares at December 31, 2024 and 2023, respectively) | - | - | - | 23 |
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| Additional paid-in capital | 1,173 | 1,190 | 1,215 | 1,244 |
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| Retained deficit | -472 | -706 | -654 | -610 |
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| Accumulated other comprehensive loss | -84 | -107 | -93 | -208 |
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| Total equity | 586 | 350 | 444 | 405 |
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| Total liabilities and equity | 2,790 | 3,118 | 3,130 | 3,072 |
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