Quarterly report [Sections 13 or 15(d)]

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

v3.25.3
Long-Term Debt - Summary of Long-term Debt Instruments (Detail)
$ in Thousands
 9 Months Ended
Sep. 30, 2025
USD ($)
Debt Instrument [Line Items]  
Beginning balance $ 182,327
Paid-in-kind interest 10,973
Accretion of balance 3,638
Debt extinguishment (686)
Debt repayment (7,086)
Ending balance 189,166
Secured Notes [Member]  
Debt Instrument [Line Items]  
Beginning balance 14,968
Accretion of balance 555
Debt repayment (7,076)
Ending balance 8,447
June Secured Debentures [Member]  
Debt Instrument [Line Items]  
Beginning balance 114,298
Paid-in-kind interest 7,562
Accretion of balance 2,298
Ending balance 124,158
Additional Secured Debentures [Member]  
Debt Instrument [Line Items]  
Beginning balance 30,615
Paid-in-kind interest 1,895
Ending balance 32,510
June Unsecured Debentures [Member]  
Debt Instrument [Line Items]  
Beginning balance 21,750
Paid-in-kind interest 1,516
Accretion of balance 785
Ending balance 24,051
Other [Member]  
Debt Instrument [Line Items]  
Beginning balance 696
Debt extinguishment (686)
Debt repayment (10)
Ending balance $ 0