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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Bunker swaps and Forward Purchase Agreements (Details) - Bunker Swap and Forward Fuel Purchase Agreements - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Dec. 31, 2023
Summary of Significant Accounting Policies      
Derivative Asset, Current $ 161   $ 1
Derivative Asset, Current, Statement of Financial Position [Extensible Enumeration] Prepaid Expense and Other Assets, Current   Prepaid Expense and Other Assets, Current
Fair value of liability position $ 1   $ 0
Derivative Liability, Current, Statement of Financial Position [Extensible Enumeration] Accounts Payable and Accrued Liabilities, Current   Accounts Payable and Accrued Liabilities, Current
Other income (expense)      
Summary of Significant Accounting Policies      
Realized (losses) gains $ 18 $ 108  
Unrealized (losses) gains $ 160 $ (42)