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Trade Receivables & Trade Receivables - Related Parties - Additional Information (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2020
Dec. 31, 2019
Accounts Receivable Net Current [Abstract]    
Period of trade accounts receivable considered to be bad debts 90 days  
Trade receivables $ 1,510 $ 1,886
Receivables from related parties $ 3,336 $ 3,644