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SIGNIFICANT ACCOUNTING POLICIES - PROPERTY AND EQUIPMENT AND OTHER (Details)
$ in Millions
12 Months Ended
Dec. 31, 2023
USD ($)
item
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Impairment of Investment      
Impairment charges related to investment in SSAT $ 0.0 $ 0.0 $ 0.0
Capitalized Interest      
Interest Costs Capitalized $ 2.6 $ 0.7 $ 0.2
Dry-docking      
Number of dry-docking inspections to be made within a specified period | item 2    
Dry-dock inspections interval, maximum 36 months    
Minimum      
Dry-docking      
Period within which number of specified dry-docking inspections to be made 2 years    
Maximum      
Dry-docking      
Period within which number of specified dry-docking inspections to be made 5 years    
Vessels      
Depreciation      
Useful life 40 years    
Terminal cranes      
Depreciation      
Useful life 30 years    
Containers and chassis      
Depreciation      
Useful life 15 years    
Terminal facilities and other property      
Depreciation      
Useful life 35 years