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Derivatives - Summary of Derivative Instrument (Detail)
$ in Thousands
Dec. 31, 2020
USD ($)
Schedule of derivative instrument [Line Items]  
Total derivative liability, net of current portion $ 3,790
Hybrid debt, current portion 2,954
Hybrid debt, net of current portion 8,152
Interest rate swaps  
Schedule of derivative instrument [Line Items]  
Interest rate swap derivative liability, current portion 2,177
Total derivative liability, net of current portion 3,640
Financial guarantee  
Schedule of derivative instrument [Line Items]  
Total derivative liability, net of current portion $ 150