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
3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Debt Instrument [Line Items]    
Beginning balance $ 193,380  
Fair value of financial liabilities issued 767  
Accretion of balance 766  
Repayment (15) $ (14)
Ending balance 194,898  
Secured Notes    
Debt Instrument [Line Items]    
Beginning balance 134,902  
Fair value of financial liabilities issued 767  
Accretion of balance 193  
Ending balance 135,862  
May 2019 Debentures    
Debt Instrument [Line Items]    
Beginning balance 24,033  
Accretion of balance 200  
Ending balance 24,233  
March 2019 Debentures    
Debt Instrument [Line Items]    
Beginning balance 33,138  
Accretion of balance 373  
Ending balance 33,511  
Other    
Debt Instrument [Line Items]    
Beginning balance 1,307  
Fair value of financial liabilities issued 0  
Accretion of balance 0  
Repayment (15)  
Ending balance $ 1,292