v3.26.3
Basis of Presentation and General Information - Additional Information (Detail) - USD ($)
 6 Months Ended
Jun. 21, 2023
Jun. 20, 2023
Jul. 25, 2022
Jun. 30, 2026
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Name of the parent company       Imperial Petroleum Inc
Date of the formation of entity       Jul. 25, 2022
Parent Company [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Cash distributed by parent company     $ 5,000,000  
Series A Preferred Stock [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Exercise of warrants share 600,000 600,000    
Dividend rate of the preferred shares   5.00%    
Common Stock [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Exercise of warrants share   0    
Common Stock [Member] | Parent Company [Member]        
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items]        
Exercise of warrants share     500