Annual report pursuant to Section 13 and 15(d)

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

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Financial Instruments - Summary of Company's Long-Term Debt Instruments at their Carrying Value and Fair Value (Detail) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Jun. 24, 2022
Debt Instrument [Line Items]      
Carrying value $ 165,276 $ 147,312  
Fair value 151,605 132,912  
June Unsecured Debentures      
Debt Instrument [Line Items]      
Carrying value 18,856 16,175  
Fair value 17,301 14,787  
June Secured Debentures      
Debt Instrument [Line Items]      
Carrying value 130,103 116,340  
Fair value 118,118 103,612 $ 84,500
Secured Notes      
Debt Instrument [Line Items]      
Carrying value 15,565 13,852  
Fair value 15,414 13,694  
Other      
Debt Instrument [Line Items]      
Carrying value 752 945  
Fair value $ 772 $ 819