| Dec 31, 2011 | Dec 31, 2012 | Dec 31, 2013 | Dec 31, 2014 | Dec 31, 2015 | Dec 31, 2016 | Dec 31, 2017 | Dec 31, 2018 | Dec 31, 2019 | Dec 31, 2020 | Dec 31, 2021 | Dec 31, 2022 | Dec 31, 2023 | Dec 31, 2024 |
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| Net income | -9 | -370 | -8 | 57 | 180 | 63 | -58 | -53 | 41 | 87 | -242 | 229 | 514 | 404 |
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| Depreciation and amortization | 43 | 72 | 48 | 50 | 74 | 104 | 100 | 119 | 124 | 117 | 106 | 99 | 98 | 94 |
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| Write-down / sale of vessels | - | - | -0 | - | - | - | - | - | - | -69 | -92 | 9 | 10 | 38 |
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| Unrealized loss (gain) on derivative instruments (note 11) | -5 | 2 | 8 | 8 | 8 | 10 | 1 | 1 | -5 | -1 | 1 | 3 | -4 | - |
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| Equity income (note 6) | - | - | 1 | 5 | 14 | 13 | -25 | 1 | 2 | 5 | -14 | 0 | 3 | 3 |
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| Freight and Deferred Tax expense | - | - | - | - | - | - | - | - | - | - | - | - | - | -6 |
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| Other | -0 | -1 | -1 | 1 | -2 | -9 | -8 | -12 | -4 | -5 | -2 | -4 | -6 | -7 |
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| Increase (Decrease) in Operating Capital | -2 | 20 | 7 | 52 | 26 | -44 | -6 | 55 | 30 | 90 | 48 | 112 | -27 | -43 |
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| Expenditures For Dry Docking | - | 7 | 19 | 17 | 40 | 9 | 14 | 28 | 48 | 25 | 27 | 14 | 16 | 28 |
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| Net operating cash flow | 55 | 28 | - | - | - | - | 80 | -7 | 118 | 348 | -107 | 193 | 626 | 472 |
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| Proceeds from short-term debt | - | - | - | - | - | - | - | - | 200 | 235 | 50 | 134 | 50 | - |
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| Prepayments of short-term debt | - | - | - | - | - | - | - | - | 150 | 275 | 35 | 159 | 50 | - |
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| Proceeds from long-term debt (note 9) | 15 | 32 | 59 | 99 | 689 | 906 | 233 | 81 | 57 | 575 | 221 | - | 1 | - |
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| Payments of Debt Issuance Costs | - | - | - | - | - | - | - | - | - | - | - | - | 5 | - |
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| Scheduled repayments of long-term debt (note 9) | 2 | 14 | 25 | - | - | - | - | - | - | 13 | 11 | 57 | - | - |
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| Prepayments of long-term debt (note 9) | - | - | - | - | - | - | - | - | - | - | 135 | 268 | 1 | - |
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| Sale Leaseback Transaction, Net Proceeds | - | - | - | - | - | - | - | - | - | - | 140 | 288 | - | - |
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| Scheduled repayments of obligations related to finance leases (note 10) | - | - | - | - | - | - | - | - | 24 | 25 | 24 | 51 | 34 | 5 |
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| Prepayment of obligations related to finance leases (note 10) | - | - | - | - | - | - | - | - | - | - | 184 | - | 364 | 137 |
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| Proceeds from Issuance of Common Stock | - | 69 | - | - | - | - | 5 | - | - | - | - | - | - | 3 |
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| Payments of Distributions to Affiliates | - | - | - | - | - | - | - | - | - | - | - | - | - | 5 |
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| Payments of Dividends | - | - | - | - | - | - | - | - | - | - | - | - | 60 | 103 |
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| Business combination, consideration transferred | - | - | - | - | - | - | - | - | - | - | - | - | - | 92 |
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| Other | - | - | - | - | - | - | - | - | - | -1 | -0 | -1 | -2 | -4 |
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| Net financing cash flow | -49 | -14 | - | - | - | - | -181 | -3 | -90 | -416 | 22 | -113 | -465 | -343 |
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| Proceeds from sale of vessels (note 15) | - | - | - | - | - | - | - | - | - | 86 | 58 | 70 | 24 | 89 |
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| Payments to Acquire Assets, Investing Activities | - | - | - | - | 236 | 9 | - | - | - | - | - | - | - | 5 |
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| Expenditures for vessels and equipment | - | - | - | - | 612 | - | 5 | 6 | 12 | 16 | 21 | 15 | 10 | 71 |
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| Payments to Acquire Marketable Securities | - | - | - | - | - | - | - | - | - | - | - | - | - | 21 |
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| Net investing cash flow | -2 | -6 | - | - | - | - | 79 | -4 | 8 | 75 | 38 | 51 | 17 | -5 |
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| Increase in cash, cash equivalents and restricted cash | - | - | - | - | - | - | - | -15 | 36 | 6 | -47 | 131 | 179 | 123 |
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| Increase (Decrease) in Notes Receivable, Related Parties | - | - | - | - | - | - | - | - | - | - | - | 3 | -4 | -2 |
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