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GENERAL AND SIGNIFICANT ACCOUNTING POLICIES - PREPAID EXPENSES AND OTHER ASSETS (Details) - USD ($) $ in Millions | Apr. 19, 2024 | Mar. 31, 2024 | Dec. 31, 2023
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Prepaid Expenses and Other Assets: |  |  |
Income tax receivables, net |  | $ 119.7 | $ 125.2
Prepaid fuel |  | 26.0 | 22.5
Prepaid insurance and insurance related receivables |  | 16.9 | 19.3
Restricted cash - vessel construction obligations |  | 2.3 | 2.3
Other |  | 18.4 | 19.6
Total |  | 183.3 | $ 188.9
Other Long-term Assets |  |  |
Income taxes receivable |  | $ 118.6 |
Income tax refund | $ 118.6 |  |
Interest on income tax refund | $ 10.2 |  |

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