Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS - Schedule of Amortized Cost and Fair Value of Debt (Detail)

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FAIR VALUE MEASUREMENTS - Schedule of Amortized Cost and Fair Value of Debt (Detail) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Senior Secured UBS Term Loan (Level 2) | Fair Value, Inputs, Level 2    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Amortized cost $ 298,306 $ 298,956
Fair value 281,660 283,612
Backstop Notes (Level 3) | Fair Value, Inputs, Level 3    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Amortized cost 117,700 117,545
Fair value $ 97,674 $ 92,900