v3.25.2
Investments - LMFAO and SM Warrants and SMHC Common Stock - Additional Information (Details) - USD ($)
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Dec. 31, 2024
Schedule of Investments [Line Items]          
Unrealized gain (loss) on investment in affiliate $ (130,890) $ (1,856,737) $ (156,874) $ (505,758)  
LMFA Sponsor LLC [Member]          
Schedule of Investments [Line Items]          
Purchased aggregate of private placement warrants     229,520    
SeaStar Medical Corporation [Member]          
Schedule of Investments [Line Items]          
Percentage of ownership in outstanding common shares 0.60%   0.60%    
Class A Common Stock [Member] | SeaStar Medical Corporation [Member]          
Schedule of Investments [Line Items]          
Shares holds by sponsor     103,500   103,500
Percentage of outstanding common stock held by sponsors     0.90%   0.90%
Seastar Medical [Member]          
Schedule of Investments [Line Items]          
Share Price $ 0.43 $ 7.59 $ 0.43 $ 7.59  
Gain (loss) on equity investment in unconsolidated subsidiary $ (128,000) $ (1,100,000) $ (157,000) $ (400,000)  
LMF Acquisition Opportunities Inc [Member] | SeaStar Medical Corporation [Member]          
Schedule of Investments [Line Items]          
Minority interest 30.00%   30.00%    
Private Placement Warrants [Member] | LMFA Sponsor LLC [Member]          
Schedule of Investments [Line Items]          
Unrealized gain on equity securities $ 3,000 742,000 $ 144,000 146,000  
Common Stock And Warrants [Member]          
Schedule of Investments [Line Items]          
Unrealized gain (loss) on investment in affiliate $ (131,000) $ (1,900,000) $ (157,000) $ (500,000)