v3.26.1
General Information and Basis of Presentation - Additional Information (Detail)
12 Months Ended
Jun. 21, 2023
USD ($)
shares
Apr. 28, 2023
Dec. 03, 2021
shares
Nov. 10, 2021
shares
Dec. 31, 2025
$ / shares
shares
Dec. 31, 2024
shares
May 14, 2021
shares
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Common stock shares outstanding         44,648,737 34,023,635  
Number of tankers         19    
Preferred stock shares outstanding         811,878 811,878  
Description of the reverse stock split arrangement   1-for-15          
Five Medium Range Type Product Tankers [Member]              
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Number of tankers         7    
Two Suezmax [Member]              
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Number of tankers         2    
Two Handysize Drybulk Carriers [Member]              
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Number of tankers         3    
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    
Common Stock [Member]              
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Stock issued during the period shares new issues         1,033,333 4,300,000  
Description of the reverse stock split arrangement   one-for-fifteen          
Common Stock [Member] | Spin Off Transaction [Member]              
Organization Consolidation And Presentation Of Financial Statements [Line Items]              
Stock issued during the period shares new issues     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     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             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 600,000