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Quarterly Financial Data (Unaudited) - Additional Information (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Quarterly Financial Information [Line Items]    
Gain on Insurance Proceeds $ 332 $ 3,934
Renewable Natural Gas [Member]    
Quarterly Financial Information [Line Items]    
Gain on Insurance Proceeds $ 332 $ 3,934