Annual report [Section 13 and 15(d), not S-K Item 405]

Financial Instruments - Summary of Company's Long-Term Debt Instruments at their Carrying Value and Fair Value (Detail)

v3.25.1
Financial Instruments - Summary of Company's Long-Term Debt Instruments at their Carrying Value and Fair Value (Detail) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Jun. 24, 2022
Debt Instrument [Line Items]      
Carrying value $ 182,327 $ 165,276  
Fair value 170,148 151,605  
June Unsecured Debentures      
Debt Instrument [Line Items]      
Carrying value 21,750 18,856  
Fair value 20,142 17,301  
June Secured Debentures      
Debt Instrument [Line Items]      
Carrying value 144,913 130,103  
Fair value 134,096 118,118 $ 84,500
Secured Notes      
Debt Instrument [Line Items]      
Carrying value 14,968 15,565  
Fair value 15,223 15,414  
Other      
Debt Instrument [Line Items]      
Carrying value 696 752  
Fair value $ 687 $ 772