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Basis of Presentation and General Information (Details Narrative)
 12 Months Ended
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Date of incorporation December 13, 2006    
Number of vessels owned 151    
Vessels and vessel improvements $ 1,157,000,000    
Vessels held for sale 29,254,000    
Inventories 25,783,000    
Advances for BWTS and other assets 1,252,000    
Excess of net asset value acquired over consideration transferred 140,213,000    
Payments to Acquire Property, Plant, and Equipment $ 55,095,000 $ 18,091,000 $ 25,403,000
Concentration risk 0    
Eagle Merger Agreement [Member]      
Common Shares - Par Value | $ / shares $ 0.01    
Common Stock, Terms of Conversion 2.6211 shares, par value $0.01 per share, of Star Bulk common stock    
Effective date of asset acquisition Apr. 09, 2024    
Asset Acquisition, Equity Interest Issued or Issuable, Number of Shares | shares 28,082,319    
Common Stock, Shares, Issued | shares 112,469,211    
Exchanged stock issued | shares 1,341,584    
Eagle loaned shares | shares 511,840    
Exchanged stock cancelled | shares 1,341,584    
Stock Issued During Period, Shares, Conversion of Convertible Securities | shares 5,971,284    
Total value of vessels acquired $ 1,213,289    
Number of vessels acquired 52    
Number of vessels held for sale 2    
Vessels and vessel improvements $ 1,157,000,000    
Vessels held for sale 29,254,000    
Inventories 25,783,000    
Advances for BWTS and other assets 1,252,000    
Vessels Adjusted down amount 129,664,000    
Excess of net asset value acquired over consideration transferred 140,213,000    
Asset Acquisition, Consideration Transferred, Transaction Cost 10,549,000    
Payments to Acquire Property, Plant, and Equipment 8,194,000    
Convertible Debt, Fair Value Disclosures 138,680,000    
Debt Instrument, Convertible, If-converted Value in Excess of Principal 69,311,000    
Debt Instrument, Face Amount $ 69,369,000    
Eagle Merger Agreement [Member] | Pre Merger Star Bulk Shareholders [Member]      
Percentage of voting interest following asset acquisition 75.00%    
Eagle Merger Agreement [Member] | Former Eagle Shareholders [Member]      
Percentage of voting interest following asset acquisition 25.00%    
Combined carrying capacity [Member]      
Vessel capacity DWT 14,600,000    
Average age of vessels 12.1    
Five Kamsarmax newbuilding vessels [Member]      
Vessel capacity DWT 82,000    
Expected Delivery Date November 2025 and August 2026    
Six newbuilding vessels | Charter-in agreements [Member]      
Delivery date of vessels during 2024    
Minimum [Member]      
Vessel capacity DWT 53,489    
Maximum [Member]      
Vessel capacity DWT 209,537