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Supplemental Cash Flow Information (Tables) | 12 Months Ended
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Dec. 31, 2023
Supplemental Cash Flow Elements [Abstract] |
Schedule of Supplemental Cash Flow Information |
|  | Year Ended December 31, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
|  | (in millions of dollars) |
Interest paid |  | $ | 43.8 |  |  | $ | 45.7 |  |  | $ | 48.7 |
Non-cash investing and financing activities (included in Accounts payable): |  |  |  |  |  |  |  |  |
Unpaid purchases of property and equipment |  | $ | 19.3 |  |  | $ | 28.9 |  |  | $ | 14.0 |
Supplemental lease disclosures: |  |  |  |  |  |  |  |  |
Operating lease liabilities arising from obtaining operating lease assets |  | $ | 3.2 |  |  | $ | 3.1 |  |  | $ | 27.8 |
Cash paid for amounts included in the measurement of operating lease liabilities |  | $ | 9.3 |  |  | $ | 9.8 |  |  | $ | 8.2 |
Finance lease liabilities arising from obtaining finance lease assets |  | $ | 10.0 |  |  | $ | 1.0 |  |  | $ | 2.2 |
|  | As of December 31, |
|  | 2023 |  |  | 2022 |  |  | 2021 |
|  | (in millions of dollars) |
Components of cash, cash equivalents and restricted cash: |  |  |  |  |  |  |  |  |
Cash and cash equivalents |  | $ | 82.4 |  |  | $ | 57.4 |  |  | $ | 303.2 |
Restricted cash included in Other assets |  |  | 18.3 |  |  |  | 13.9 |  |  |  | 13.8 |
Total cash, cash equivalents and restricted cash presented on our Statements of Consolidated Cash Flows |  | $ | 100.7 |  |  | $ | 71.3 |  |  | $ | 317.0 |

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- References No definition available. + Details
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