v3.25.2
Property, Plant and Equipment and Intangible Assets - Summary of Movements in Property, Plant and Equipment and Intangible Assets (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     $ 6,457,104  
Depreciation and amortization $ (65,440) $ (61,773) (134,240) $ (127,315)
Property plant and equipment and intangible assets, Ending balance 7,168,733   7,168,733  
Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     8,272,260  
Additions     825,170  
Disposals     (13,550)  
Reclassified from right-of-use-assets     146  
Effect of currency translation     15,648  
Property plant and equipment and intangible assets, Ending balance 9,099,674   9,099,674  
Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (1,815,156)  
Depreciation and amortization     (121,489)  
Depreciation and amortization of disposals     11,458  
Reclassified from right-of-use-assets     (146)  
Effect of currency translation     (5,608)  
Property plant and equipment and intangible assets, Ending balance (1,930,941)   (1,930,941)  
River Vessels & Equipment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     1,651,236  
Property plant and equipment and intangible assets, Ending balance 1,685,051   1,685,051  
River Vessels & Equipment | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     2,713,263  
Additions     29,376  
Disposals     (1,661)  
Reclassified between assets     39,555  
Effect of currency translation     8,946  
Property plant and equipment and intangible assets, Ending balance 2,789,479   2,789,479  
River Vessels & Equipment | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (1,062,027)  
Depreciation and amortization     (38,838)  
Depreciation and amortization of disposals     266  
Effect of currency translation     (3,829)  
Property plant and equipment and intangible assets, Ending balance (1,104,428)   (1,104,428)  
Ocean and Expedition Ships & Equipment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     3,985,793  
Property plant and equipment and intangible assets, Ending balance 4,426,052   4,426,052  
Ocean and Expedition Ships & Equipment | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     4,573,867  
Additions     2,690  
Reclassified from right-of-use-assets     124  
Reclassified between assets     505,771  
Property plant and equipment and intangible assets, Ending balance 5,082,452   5,082,452  
Ocean and Expedition Ships & Equipment | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (588,074)  
Depreciation and amortization     (68,202)  
Reclassified from right-of-use-assets     (124)  
Property plant and equipment and intangible assets, Ending balance (656,400)   (656,400)  
River Vessels Under Construction        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     314,717  
Property plant and equipment and intangible assets, Ending balance 491,842   491,842  
River Vessels Under Construction | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     314,717  
Additions     213,680  
Reclassified between assets     (39,555)  
Effect of currency translation     3,000  
Property plant and equipment and intangible assets, Ending balance 491,842   491,842  
Ocean Ships under Construction        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     407,998  
Property plant and equipment and intangible assets, Ending balance 454,643   454,643  
Ocean Ships under Construction | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     407,998  
Additions     552,416  
Reclassified between assets     (505,771)  
Property plant and equipment and intangible assets, Ending balance 454,643   454,643  
Office Equipment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     4,412  
Property plant and equipment and intangible assets, Ending balance 4,125   4,125  
Office Equipment | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     19,311  
Additions     1,059  
Disposals     (477)  
Reclassified from right-of-use-assets     22  
Reclassified between assets     59  
Effect of currency translation     366  
Property plant and equipment and intangible assets, Ending balance 20,340   20,340  
Office Equipment | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (14,899)  
Depreciation and amortization     (1,507)  
Depreciation and amortization of disposals     475  
Reclassified from right-of-use-assets     (22)  
Effect of currency translation     (262)  
Property plant and equipment and intangible assets, Ending balance (16,215)   (16,215)  
Land & Buildings        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     15,287  
Property plant and equipment and intangible assets, Ending balance 20,139   20,139  
Land & Buildings | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     24,013  
Additions     3,584  
Disposals     (29)  
Effect of currency translation     2,861  
Property plant and equipment and intangible assets, Ending balance 30,429   30,429  
Land & Buildings | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (8,726)  
Depreciation and amortization     (439)  
Depreciation and amortization of disposals     29  
Effect of currency translation     (1,154)  
Property plant and equipment and intangible assets, Ending balance (10,290)   (10,290)  
Other Fixed Assets        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     16,602  
Property plant and equipment and intangible assets, Ending balance 16,197   16,197  
Other Fixed Assets | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     53,621  
Additions     622  
Reclassified between assets     (64)  
Effect of currency translation     110  
Property plant and equipment and intangible assets, Ending balance 54,289   54,289  
Other Fixed Assets | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (37,019)  
Depreciation and amortization     (1,035)  
Effect of currency translation     (38)  
Property plant and equipment and intangible assets, Ending balance (38,092)   (38,092)  
Intangible Assets Including Goodwill        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     61,059  
Property plant and equipment and intangible assets, Ending balance 70,684   70,684  
Intangible Assets Including Goodwill | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     165,470  
Additions     21,743  
Disposals     (11,383)  
Reclassified between assets     5  
Effect of currency translation     365  
Property plant and equipment and intangible assets, Ending balance 176,200   176,200  
Intangible Assets Including Goodwill | Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (104,411)  
Depreciation and amortization     (11,468)  
Depreciation and amortization of disposals     10,688  
Effect of currency translation     (325)  
Property plant and equipment and intangible assets, Ending balance $ (105,516)   $ (105,516)