| 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 loss | 160 | -91 | 36 | 14 | 771 | -2 | -288 | -59 |
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| Depreciation and amortization | - | - | - | - | 210 | 179 | 193 | 210 |
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| Deferred income taxes | -150 | -54 | 4 | 5 | 55 | -32 | -100 | -35 |
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| Provision for credit losses | 20 | 20 | 17 | 17 | 11 | - | - | 10 |
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| Loss on sale of assets, net | - | - | - | - | 1,001 | - | -0 | - |
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| Loss (gain) on sale of operating assets, net | - | - | - | - | - | 1 | -0 | -3 |
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| Amortization of debt issuance costs and discount | 5 | 5 | 5 | 5 | 5 | 2 | 2 | 2 |
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| Change in fair value of derivative instruments | - | - | - | - | - | - | - | -3 |
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| Loss on debt extinguishment | -32 | - | - | - | -3 | - | - | -1 |
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| Impairment losses on intangibles | - | - | 10 | 14 | - | 35 | 307 | - |
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| Non-cash compensation | 13 | 13 | 10 | 11 | 15 | 26 | 17 | 11 |
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| Other non-cash items | -0 | - | -1 | 0 | 0 | 0 | 0 | 0 |
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| Receivables and other operating assets | 27 | 37 | 25 | 28 | 28 | 14 | 15 | -8 |
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| Payables and accruals | -46 | 10 | -3 | 9 | 134 | -164 | 6 | 10 |
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| Net cash provided by operating activities | 196 | 269 | 266 | 277 | 174 | 34 | 135 | 164 |
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| Capital expenditures | 301 | 314 | 248 | 234 | 208 | 167 | 269 | 216 |
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| Other investing activities | -1 | -4 | 1 | 0 | -1 | -1 | -0 | -0 |
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| Net cash used in investing activities | 135 | -288 | -224 | -234 | 1,559 | -166 | -269 | -216 |
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| Proceeds from Issuance of Debt | 2,454 | 110 | 80 | 91 | 762 | 9 | 202 | 244 |
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| Payments on long-term debt and finance lease obligations | 3,082 | 74 | 113 | 142 | 2,304 | 20 | 30 | 169 |
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| Reimbursement of finance lease payments | - | - | - | - | - | - | - | 2 |
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| Payments of debt issuance costs | 4 | - | - | - | 3 | - | - | 8 |
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| Purchase of shares | 5 | 73 | 2 | 1 | 9 | 19 | 46 | 2 |
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| Net cash provided by (used in) financing activities | -291 | -38 | -34 | -52 | -1,552 | -30 | 126 | 67 |
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| Increase (decrease) in cash and cash equivalents | - | -56 | 8 | -9 | 181 | -162 | -8 | 15 |
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| Cash paid during the periods for interest, net | 190 | 127 | 139 | 124 | 93 | 38 | 68 | 68 |
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| Cash received during the periods for interest rate swap | - | - | - | - | - | - | - | -3 |
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| Income Taxes Paid | - | - | - | 2 | 97 | - | - | 8 |
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| Proceeds from Income Tax Refunds | - | - | - | 5 | - | 2 | 5 | 1 |
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| Insurance proceeds received for business interruption | - | - | - | - | - | - | - | 2 |
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| Refund received from indemnification claim | - | - | - | - | - | - | - | 4 |
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| Excise tax payable | - | - | - | - | - | - | - | 0 |
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| Paid in kind debt fees | - | - | - | - | - | - | - | 8 |
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| Changes In Noncash Capital Expenditure Accruals | 11 | 18 | 17 | 19 | 27 | 32 | 43 | 29 |
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