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Fair Value Measurements and Investments - Schedule of Reconciliation of Investments in Equity Securities (Detail) - Preferred Stock [Member] - Neo Medical [Member] - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]    
Fair value of equity securities beginning balance $ 6,084 $ 5,413
Conversion of loan into preferred equity securities   671
Fair value of equity securities Ending balance 6,084 6,084
Cumulative unrealized gain on Neo Medical preferred equity securities $ 413 $ 413