Investments - LMFAO and SM Warrants and SMHC Common Stock - Additional Information (Details) - USD ($)		3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 07, 2024	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Schedule of Investments [Line Items]
Unrealized gain (loss) on investment and equity securities		$ (1,856,737)	$ (3,716,681)	$ (505,758)	$ (9,539,535)
LMFA Sponsor LLC [Member]
Schedule of Investments [Line Items]
Purchased aggregate of private placement warrants				5,738,000
Investment warrants exercise price	$ 229,520
Seastar Medical Corporation [Member]
Schedule of Investments [Line Items]
Percentage of ownership in outstanding common shares		2.40%		2.40%
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				3.50%		3.50%
Seastar Medical [Member]
Schedule of Investments [Line Items]
Share Price		$ 7.59	$ 13	$ 7.59	$ 13
Gain or loss on equity investment in unconsolidated subsidiary		$ 1,100,000	$ 3,500,000	$ 400,000	$ 9,300,000
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 loss on equity securities		$ 742,000	200,000	$ 146,000	300,000
Common Stock And Warrants [Member]
Schedule of Investments [Line Items]
Unrealized gain (loss) on investment and equity securities		$ 1,900,000	$ 3,700,000	$ 500,000	$ 9,500,000