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Investments - Narrative (Details) - USD ($)
1 Months Ended
Sep. 30, 2023
Aug. 31, 2023
Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]      
Available-for-sale securities in excess of fair value $ 240,000   $ 4,229,000
Allowance for credit loss $ 0    
Robotic Research OpCo, LLC      
Debt Securities, Available-for-sale [Line Items]      
Equity method investment, ownership percentage (percent, less than)   5.00%  
Robotic Research OpCo, LLC | Class A Common Stock      
Debt Securities, Available-for-sale [Line Items]      
Stock consideration   $ 10,000,000  
Common stock, shares issued (in shares) 436,158 1,490,313