| Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net Income | 318 | 382 | 396 | 367 |
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| Depreciation and amortization | 166 | 170 | 182 | 209 |
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| Stock-based compensation | - | 17 | 20 | 23 |
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| Amortization of operating lease right-of-use assets | 18 | 19 | 18 | 18 |
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| Deferred income taxes | 104 | 70 | 110 | 120 |
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| Earnings from equity method investees | 126 | 150 | 177 | 162 |
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| Dividends from equity method investees | 129 | 181 | 196 | 161 |
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| Asset (gains) losses and impairments, net | - | 17 | - | - |
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| Loss from financing activities | - | -13 | - | -5 |
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| Accounts receivable, net | 43 | -8 | -7 | -11 |
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| Accounts payable | 4 | 7 | -5 | 11 |
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| Contract liabilities | - | - | 97 | 23 |
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| Other current and noncurrent assets and liabilities | 5 | -25 | 46 | 23 |
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| Net cash and cash equivalents from operating activities | 572 | 725 | 798 | 763 |
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| Plant and equipment expenditures | 140 | 338 | 772 | 350 |
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| Acquisition accounted for as a business combination | - | - | - | 1,198 |
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| Proceeds from sale of notes receivable | - | 22 | - | - |
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| Distributions from equity method investees | 9 | 17 | 427 | 472 |
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| Contributions to equity method investees | 11 | 5 | 7 | 5 |
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| Acquisition of additional interest in equity method investee | - | 552 | - | - |
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| Other investing activities | -2 | - | -1 | - |
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| Net cash and cash equivalents used for investing activities | 123 | -854 | -351 | -1,081 |
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| Proceeds from Issuance of Long-Term Debt | 3,047 | 591 | - | 644 |
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| Repayment of long-term debt | 5 | 596 | - | 399 |
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| Proceeds from Lines of Credit | 25 | 370 | 540 | 385 |
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| Repayment of borrowings under the Revolving Credit Facility | 25 | 40 | 705 | 400 |
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| Payment of Revolving Credit Facility issuance costs | 7 | 3 | - | 3 |
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| Proceeds from Issuance of Common Stock | - | - | - | 406 |
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| Distributions to noncontrolling interests | 16 | 14 | 18 | 17 |
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| Dividends paid on common stock | 58 | 244 | 263 | 280 |
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| Other financing activities | - | -3 | -6 | -6 |
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| Net cash and cash equivalents from (used for) financing activities | -605 | 58 | -452 | 330 |
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| Net Increase (Decrease) in Cash and Cash Equivalents | 90 | -71 | -5 | 12 |
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| Interest, net of interest capitalized | 103 | 125 | 140 | 140 |
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| Income taxes | 3 | 24 | 22 | 12 |
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| Capital Expenditures Incurred but Not yet Paid | 10 | 99 | 80 | 44 |
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