v3.26.1
Equity Method Investments (Ecogas Holdings) (Narrative) (Details)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2026
USD ($)
Vessels
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
Feb. 08, 2024
Vessels
Schedule Of Equity Method Investments [Line Items]        
Equity method investments $ 58,382   $ 53,875  
Gain/(loss) from equity method investments (418) $ (747)    
Number of vessels under construction | Vessels       2
Ecogas Holdings AS [Member] | Diana Gas, Inc [Member]        
Schedule Of Equity Method Investments [Line Items]        
Commitment amount 18,464      
Equity method investments $ 11,719   8,754  
Equity method investment, ownership percentage 80.00%      
Gain/(loss) from equity method investments $ (218)      
Equity method investment, voting rights 50.00%      
Number of vessels under construction | Vessels 2      
Capital contributions to equity method investments $ 13,384   $ 10,248