v3.25.2
Segment Information, Information about Company's Reportable Segments (Details)
 6 Months Ended 11 Months Ended 12 Months Ended
Dec. 31, 2024
Segment
Jun. 30, 2025
USD ($)
Jun. 30, 2024
USD ($)
Dec. 15, 2024
Segment
Dec. 31, 2024
USD ($)
Segment Information [Abstract]          
Number of reportable segments | Segment 3     2  
Segment Information [Abstract]          
Vessel revenues   $ 21,482,267 $ 36,669,776    
Revenue from services   16,803,545 0    
Total revenues   38,285,812 36,669,776    
Voyage expenses (including charges from related party)   (1,776,817) (2,012,774)    
Vessel operating expenses   (10,244,724) (14,657,651)    
Cost of revenue from services (exclusive of depreciation and amortization shown separately below)   (10,504,581) 0    
Management fees to related parties   (2,288,643) (2,486,692)    
Depreciation and amortization   (6,653,155) (7,387,855)    
Provision for doubtful accounts   (15,459) 0    
Net gain / (loss) on sale of vessels   (2,001,646) 19,307,595    
Loss on vessels held for sale   (5,554,777) 0    
Gain from a claim   0 1,411,356    
Net gain on disposal of assets   410,099 0    
Net gain from equity method investments   441,493 0   $ 0
Net loss from equity method investments measured at fair value   (25,430,461) 0    
Operating income / (loss)   (34,264,782) 27,456,684    
Interest and finance costs   (3,194,121) (4,004,694)    
Interest income   1,009,447 3,326,854    
Foreign exchange losses   (1,139,598) (85,658)    
Less: Unallocated corporate general and administrative expenses   (9,547,735) (3,387,071)    
Corporate: Net gain from equity method investments measured at fair value   441,493 0   $ 0
Dividend income on equity securities   2,196,716 2,853,165    
Dividend income from equity method investments measured at fair value (related party)   10,610,587 0    
Gains on equity securities   5,457,774 15,025,838    
Other net   2,213,634 0    
Net income / (loss), before taxes   (16,406,454) 45,279,966    
Related Party [Member]          
Segment Information [Abstract]          
Revenue from services   5,279,022 0    
Voyage expenses (including charges from related party)   (746,633) (463,672)    
Interest and finance costs   (2,265,828) 0    
Less: Unallocated corporate general and administrative expenses   (1,648,570) (1,599,000)    
Operating Segment [Member]          
Segment Information [Abstract]          
Operating income / (loss)   (25,332,859) 30,843,755    
Operating Segment [Member] | Dry Bulk Segment [Member]          
Segment Information [Abstract]          
Vessel revenues   15,312,143 30,244,797    
Revenue from services   0 0    
Total revenues   15,312,143 30,244,797    
Voyage expenses (including charges from related party)   (1,341,234) (1,701,922)    
Vessel operating expenses   (8,387,369) (12,379,672)    
Cost of revenue from services (exclusive of depreciation and amortization shown separately below)   0 0    
Management fees to related parties   (1,953,033) (2,127,788)    
Depreciation and amortization   (4,778,984) (4,630,403)    
Provision for doubtful accounts   0 0    
Net gain / (loss) on sale of vessels   (2,082,412) 19,307,595    
Loss on vessels held for sale   (5,554,777) 0    
Gain from a claim   0 1,411,356    
Net gain on disposal of assets   0 0    
Net gain from equity method investments   0 0    
Net loss from equity method investments measured at fair value   0 0    
Operating income / (loss)   (8,785,666) 30,123,963    
Corporate: Net gain from equity method investments measured at fair value   0 0    
Operating Segment [Member] | Container Ship Segment [Member]          
Segment Information [Abstract]          
Vessel revenues   6,170,124 6,424,979    
Revenue from services   0 0    
Total revenues   6,170,124 6,424,979    
Voyage expenses (including charges from related party)   (435,583) (310,852)    
Vessel operating expenses   (1,857,355) (2,277,979)    
Cost of revenue from services (exclusive of depreciation and amortization shown separately below)   0 0    
Management fees to related parties   (335,610) (358,904)    
Depreciation and amortization   (724,256) (2,757,452)    
Provision for doubtful accounts   0 0    
Net gain / (loss) on sale of vessels   80,766 0    
Loss on vessels held for sale   0 0    
Gain from a claim   0 0    
Net gain on disposal of assets   0 0    
Net gain from equity method investments   0 0    
Net loss from equity method investments measured at fair value   0 0    
Operating income / (loss)   2,898,086 719,792    
Corporate: Net gain from equity method investments measured at fair value   0 0    
Operating Segment [Member] | Asset Management Segment [Member]          
Segment Information [Abstract]          
Vessel revenues   0      
Revenue from services   16,803,545      
Total revenues   16,803,545      
Voyage expenses (including charges from related party)   0      
Vessel operating expenses   0      
Cost of revenue from services (exclusive of depreciation and amortization shown separately below)   (10,504,581)      
Management fees to related parties   0      
Depreciation and amortization   (1,149,915)      
Provision for doubtful accounts   (15,459)      
Net gain / (loss) on sale of vessels   0      
Loss on vessels held for sale   0      
Gain from a claim   0      
Net gain on disposal of assets   410,099      
Net gain from equity method investments   441,493      
Net loss from equity method investments measured at fair value   (25,430,461)      
Operating income / (loss)   (19,445,279)      
Corporate: Net gain from equity method investments measured at fair value   441,493      
Segment Reconciling Items [Member]          
Segment Information [Abstract]          
Interest and finance costs   (431,125) (3,580,372)    
Interest income   587,209 1,950,245    
Foreign exchange losses   (1,301,795) (10,599)    
Gains on equity securities   5,457,774 15,025,838    
Segment Reconciling Items [Member] | Nonrelated Party [Member]          
Segment Information [Abstract]          
Dividend income on equity securities   2,196,716 2,853,165    
Segment Reconciling Items [Member] | Related Party [Member]          
Segment Information [Abstract]          
Dividend income on equity securities   703,889 707,777    
Corporate [Member]          
Segment Information [Abstract]          
Net gain from equity method investments   615,812      
Interest and finance costs   (2,762,996) (424,322)    
Interest income   422,238 1,376,609    
Foreign exchange losses   162,197 (75,059)    
Less: Unallocated corporate general and administrative expenses   (9,547,735) $ (3,387,071)    
Corporate: Net gain from equity method investments measured at fair value   $ 615,812