v3.26.1
Vessels, net, Summary (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Accumulated Depreciation [Abstract]      
Depreciation $ (12,271) $ (13,336) $ (14,349)
Net Book Value [Abstract]      
Beginning balance 361,879    
Depreciation (12,271) (13,336) (14,349)
Ending balance 287,178 361,879  
Vessels [Member]      
Vessel Cost [Abstract]      
Beginning balance 409,264 409,264  
Additions 28,017    
Rubico Spin-off (126,646)    
Foreign currency translation differences 958    
Ending balance 311,593 409,264 409,264
Accumulated Depreciation [Abstract]      
Beginning balance (47,890) (34,554)  
Additions (1,556)    
Rubico Spin-off 18,716    
Foreign currency translation differences (126)    
Depreciation (12,271) (13,336)  
Ending balance (43,127) (47,890) (34,554)
Net Book Value [Abstract]      
Beginning balance 361,374 374,710  
Additions 26,461    
Rubico Spin-off (107,930)    
Foreign currency translation differences 832    
Depreciation (12,271) (13,336)  
Ending balance 268,466 $ 361,374 $ 374,710
Vessels Financed Under Sale and Lease Agreements [Member]      
Net Book Value [Abstract]      
Ending balance 241,857    
Vessels Mortgaged as Security [Member]      
Net Book Value [Abstract]      
Ending balance $ 26,609