v3.26.3
General Information and Basis of Presentation - Additional Information (Detail)
Jun. 21, 2023
USD ($)
shares
Dec. 03, 2021
shares
Nov. 10, 2021
shares
Jun. 30, 2026
$ / shares
shares
Dec. 31, 2025
shares
May 14, 2021
shares
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Common stock shares outstanding | shares       44,475,268 44,648,737  
Number of vessels       21    
Seven Medium Range Type Product Tankers [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of vessels       7    
Two Suezmax [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of tankers       2    
Four Handysize Drybulk Carriers [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of tankers       4    
Supramax Drybulk Carriers [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of tankers       5    
KamsarmaxDrybulk Carriers [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of tankers       2    
Postmax Carrier [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Number of tankers       1    
Common Stock [Member] | Spin Off Transaction [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Stock issued during the period shares new issues | shares   318,351 318,318      
Preferred Stock [Member] | Preferred Class A [Member] | Spin Off Transaction [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Stock issued during the period shares new issues | shares   795,878 795,878      
Preferred stock dividend rate percentage   8.75% 8.75%      
Preferred stock liquidation preference per share | $ / shares       $ 25    
StealthGas Inc. [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Common stock shares outstanding | shares           33
C3is Inc [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Cash | $ $ 5,000,000          
C3is Inc [Member] | Preferred Stock [Member] | Series A Perpetual Convertible Preferred Shares [Member] | Spin Off Transaction [Member]            
Organization Consolidation And Presentation Of Financial Statements [Line Items]            
Preferred stock dividend rate percentage 5.00%          
Preferred stock shares outstanding | shares 600,000