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Capital Stock and Changes in Capital Accounts - Common Stock & Warrants (Details) - USD ($)
$ / shares in Units, $ in Thousands
 2 Months Ended 6 Months Ended
Mar. 08, 2022
Jan. 25, 2022
Mar. 07, 2022
Jun. 30, 2022
Jun. 14, 2022
Apr. 01, 2022
Jan. 31, 2022
Dec. 31, 2021
Nov. 29, 2021
Jan. 25, 2021
Class of Stock [Line Items]                    
Common stock, shares issued       29,829,092 29,829,092 29,829,092   8,820,240 8,820,240  
Common stock, shares outstanding       29,829,092 29,829,092 29,829,092   8,820,240 8,820,240  
Minimum bid price requirement for continued listing on Nasdaq, per share $ 1.00   $ 1.00              
Grace period to regain compliance with Nasdaq bid price requirements 180 days                  
Period during which company needs to be in compliance during grace period 10 days                  
Number of shares callable by each warrant                   1
Net proceeds from issuance of common stock including exercise of warrants, net of underwriting commissions and offering expenses       $ 14,678            
Minimum                    
Class of Stock [Line Items]                    
Period during which company was in breach of Nasdaq share bid price requirements     30 days              
Selling Stockholders                    
Class of Stock [Line Items]                    
Sale of stock by selling shareholders (in shares)   1,777,148                
Pre-funded warrants                    
Class of Stock [Line Items]                    
Number of warrants exercised       2,500,000            
Class A Warrants                    
Class of Stock [Line Items]                    
Warrants, expiration period from issuance             5 years      
Number of warrants exercised       4,156,000            
Number of warrants available for exercise       14,474,000            
Exercise price of warrant       $ 0.77            
Class A Warrants | Selling Stockholders                    
Class of Stock [Line Items]                    
Sale of stock by selling shareholders (in shares)       1,777,148            
Class A warrants and Prefunded Warrants                    
Class of Stock [Line Items]                    
Number of warrants exercised       4,156,000            
Underwritten Public Offering                    
Class of Stock [Line Items]                    
Units Issued During Period, Units, New Issues   15,571,429                
Price per unit   $ 0.77                
Number of Shares in a Unit   1                
Underwritten Public Offering | Common Class A                    
Class of Stock [Line Items]                    
Issuance of stock (in shares)   13,071,429                
Underwritten Public Offering | Selling Stockholders                    
Class of Stock [Line Items]                    
Sale of stock by selling shareholders (in shares)   628,571                
Underwritten Public Offering | Pre-funded warrants                    
Class of Stock [Line Items]                    
Warrants sold during period   2,500,000                
Number of Warrants in a Unit   1                
Number of shares callable by each warrant   1                
Underwritten Public Offering | Class A Warrants                    
Class of Stock [Line Items]                    
Warrants in a Unit Sold During Period   15,571,429                
Number of Warrants in a Unit   1                
Number of shares callable by each warrant   1                
Underwritten Public Offering | Class A Warrants | Selling Stockholders                    
Class of Stock [Line Items]                    
Number of Warrants in a Unit   1                
Number of shares callable by each warrant   1                
Underwritten Primary Offering | Selling Stockholders                    
Class of Stock [Line Items]                    
Sale of stock by selling shareholders (in shares)   628,751                
Over-Allotment Option | Selling Stockholders | Common Class A                    
Class of Stock [Line Items]                    
Sale of stock by selling shareholders (in shares)   1,148,577                
Over-Allotment Option | Sold by company | Common Class A                    
Class of Stock [Line Items]                    
Issuance of stock (in shares)   1,281,423                
Over-Allotment Option | Class A Warrants | Sold by company                    
Class of Stock [Line Items]                    
Warrants sold during period   2,430,000