v3.26.1
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, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     $ 7,255,084  
Depreciation and amortization $ (84,048) $ (65,440) (159,457) $ (134,240)
Property plant and equipment and intangible assets, Ending balance 8,389,082   8,389,082  
Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     9,289,930  
Additions     1,276,853  
Disposals     (13,572)  
Reclassification and other     648  
Effect of currency translation     2,570  
Property plant and equipment and intangible assets, Ending balance 10,556,429   10,556,429  
Accumulated Depreciation Amortization and Impairment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     (2,034,846)  
Depreciation and amortization     (140,540)  
Depreciation and amortization of disposals     7,297  
Reclassification and other     (648)  
Effect of currency translation     1,390  
Property plant and equipment and intangible assets, Ending balance (2,167,347)   (2,167,347)  
River Vessels & Equipment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     1,783,654  
Property plant and equipment and intangible assets, Ending balance 1,896,545   1,896,545  
River Vessels & Equipment | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     2,927,062  
Additions     33,293  
Disposals     (2,555)  
Reclassified between assets     124,026  
Effect of currency translation     (2,925)  
Property plant and equipment and intangible assets, Ending balance 3,078,901   3,078,901  
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     (1,143,408)  
Depreciation and amortization     (40,581)  
Depreciation and amortization of disposals     578  
Effect of currency translation     1,055  
Property plant and equipment and intangible assets, Ending balance (1,182,356)   (1,182,356)  
Ocean and Expedition Ships & Equipment        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     4,373,577  
Property plant and equipment and intangible assets, Ending balance 5,255,491   5,255,491  
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     5,099,693  
Additions     422,687  
Disposals     (5,376)  
Reclassification and other     648  
Reclassified between assets     539,784  
Effect of currency translation     6,916  
Property plant and equipment and intangible assets, Ending balance 6,064,352   6,064,352  
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     (726,116)  
Depreciation and amortization     (83,183)  
Depreciation and amortization of disposals     1,102  
Reclassification and other     (648)  
Effect of currency translation     (16)  
Property plant and equipment and intangible assets, Ending balance (808,861)   (808,861)  
River Vessels Under Construction        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     441,516  
Property plant and equipment and intangible assets, Ending balance 464,401   464,401  
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     441,516  
Additions     147,333  
Reclassified between assets     (124,026)  
Effect of currency translation     (422)  
Property plant and equipment and intangible assets, Ending balance 464,401   464,401  
Ocean Ships under Construction        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     522,851  
Property plant and equipment and intangible assets, Ending balance 633,543   633,543  
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     522,851  
Additions     650,476  
Reclassified between assets     (539,784)  
Property plant and equipment and intangible assets, Ending balance 633,543   633,543  
Land & Buildings        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     46,741  
Property plant and equipment and intangible assets, Ending balance 48,211   48,211  
Land & Buildings | Gross Carrying Value        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     114,064  
Additions     4,571  
Disposals     (284)  
Effect of currency translation     (1,018)  
Property plant and equipment and intangible assets, Ending balance 117,333   117,333  
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     (67,323)  
Depreciation and amortization     (2,422)  
Depreciation and amortization of disposals     260  
Effect of currency translation     363  
Property plant and equipment and intangible assets, Ending balance (69,122)   (69,122)  
Intangible Assets Including Goodwill        
Property Plant And Equipment And Intangible Assets [line Items]        
Property plant and equipment and intangible assets, Beginning balance     86,745  
Property plant and equipment and intangible assets, Ending balance 90,891   90,891  
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     184,744  
Additions     18,493  
Disposals     (5,357)  
Effect of currency translation     19  
Property plant and equipment and intangible assets, Ending balance 197,899   197,899  
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     (97,999)  
Depreciation and amortization     (14,354)  
Depreciation and amortization of disposals     5,357  
Effect of currency translation     (12)  
Property plant and equipment and intangible assets, Ending balance $ (107,008)   $ (107,008)