XML 87 R43.htm IDEA: XBRL DOCUMENT v3.23.1
Significant Accounting Policies, Income Taxes (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2022
USD ($)
Subsidiary
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Income Taxes [Abstract]      
Hong Kong profits tax rate percentage 16.50%    
Hong Kong profits tax    
Number of vessel-owning subsidiaries registered in Malta | Subsidiary 2    
Minimum stock ownership percentage under 50% Ownership Test 50.00%    
Minimum stock ownership percentage under 5% Override Rule 50.00%    
Minimum percentage of days stock owned during taxable year under 5% Override Rule 50.00%    
Minimum stock ownership percentage for individual under 5% Override Rule 5.00%    
Income taxes $ (28) $ 0 $ 0
Seanergy Management [Member]      
Income Taxes [Abstract]      
Greek annual contribution 97 93  
Seanergy Management [Member] | General and Administrative Expenses [Member]      
Income Taxes [Abstract]      
Greek annual contribution 110    
Seanergy Shipmanagement [Member]      
Income Taxes [Abstract]      
Greek annual contribution  
Statutory Tax Exemption on United States Source Income [Member]      
Income Taxes [Abstract]      
Income taxes $ 0 $ 0 $ 0