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Investments - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Investments, All Other Investments [Abstract]      
Percentage of beneficial ownership of voting securities for affiliation 5.00%    
Percentage of minimum beneficial ownership of voting securities for control 25.00%    
Percentage of minimum board representation for control 50.00%    
Net realized gain/(loss) $ (1.4) $ (0.9) $ 0.8
Net unrealized gain (loss) $ (5.2) $ (2.3) $ 2.8