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Summary of Significant Accounting Policies - Delayed Share Purchase Agreement (Details) - USD ($)
8 Months Ended
Mar. 25, 2024
Dec. 31, 2024
Dec. 31, 2022
Additional paid-in-capital      
Business Combination [Line Items]      
Delayed share purchase agreement   $ 40,000.0  
Tiedemann International Holdings, AG ("TIH") | Tiedemann Wealth Management Holdings, LLC      
Business Combination [Line Items]      
Voting interest acquired (in percent)     51.10%
Cash consideration $ 2,100,000    
Tiedemann International Holdings, AG ("TIH") | Tiedemann Wealth Management Holdings, LLC | Class A Common Stock      
Business Combination [Line Items]      
Equity consideration $ 1,200,000