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Acquisition - Additional Information (Detail)
Jun. 30, 2016
USD ($)
Dec. 31, 2015
USD ($)
Jun. 15, 2015
USD ($)
t
Business Acquisition [Line Items]      
Goodwill $ 11,292,000 $ 11,265,000  
Procter and Gamble Company [Member] | Brazil [Member]      
Business Acquisition [Line Items]      
Capacity of production facility purchased in connection with acquisition | t     30,000
Acquisition purchase price     $ 5,133,000
Acquisition of property, plant and equipment     6,007,000
Acquisition of liabilities     874,000
Acquisition of intangible assets     0
Goodwill     $ 0