Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Summary of Long-term Debt Instruments (Detail)

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Long-Term Debt - Summary of Long-term Debt Instruments (Detail) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Debt Instrument [Line Items]    
Beginning balance $ 147,312  
Fair value of financial liabilities issued 24,361  
Accretion of balance 2,946  
Deconsolidation (144)  
Debt extinguishment (13,886)  
Repayment (37) $ (347)
Ending balance 160,552  
Secured Notes    
Debt Instrument [Line Items]    
Beginning balance 13,852  
Fair value of financial liabilities issued 15,019  
Accretion of balance 99  
Debt extinguishment (13,886)  
Ending balance 15,084  
June Secured Debentures [Member]    
Debt Instrument [Line Items]    
Beginning balance 90,273  
Fair value of financial liabilities issued 6,437  
Accretion of balance 2,151  
Ending balance 98,861  
Additional Secured Debentures [Member]    
Debt Instrument [Line Items]    
Beginning balance 26,067  
Fair value of financial liabilities issued 1,614  
Ending balance 27,681  
June Unsecured Debentures [Member]    
Debt Instrument [Line Items]    
Beginning balance 16,175  
Fair value of financial liabilities issued 1,291  
Accretion of balance 696  
Ending balance 18,162  
Other    
Debt Instrument [Line Items]    
Beginning balance 945  
Deconsolidation (144)  
Repayment (37)  
Ending balance $ 764