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Business and Product Line Acquisitions - Additional Information (Detail) - USD ($)
$ in Thousands
Sep. 01, 2017
Dec. 27, 2016
Dec. 01, 2016
Quat-Chem Ltd.      
Business Acquisition [Line Items]      
Cash consideration for purchase of business     $ 21,606
Contingent consideration potential payment     3,778
Purchase price allocation for accounts receivable     4,684
Purchase price allocation for inventory     1,243
Purchase price allocation for land, property and equipment     2,715
Purchase price allocation for accounts payable     2,197
Purchase price allocation for deferred tax liability     1,133
Allocation of purchase price for contingent consideration potential payment     1,105
Purchase price allocation for other current liabilities     604
Purchase price allocation for non-amortizable intangible assets     1,637
Purchase price allocation for intangible assets     $ 5,682
Quat-Chem Ltd. | Minimum      
Business Acquisition [Line Items]      
Finite lived intangible assets, useful life     5 years
Quat-Chem Ltd. | Maximum      
Business Acquisition [Line Items]      
Finite lived intangible assets, useful life     15 years
Rogama Industria e Comercio, Ltda.      
Business Acquisition [Line Items]      
Cash consideration for purchase of business   $ 12,423  
Contingent consideration potential payment   2,069  
Purchase price allocation for accounts receivable   1,863  
Purchase price allocation for inventory   1,026  
Purchase price allocation for land, property and equipment   1,840  
Allocation of purchase price for contingent consideration potential payment   430  
Purchase price allocation for non-amortizable intangible assets   591  
Purchase price allocation for intangible assets   3,252  
Purchase price allocation for current liabilities   2,177  
Purchase price allocation for Non-current deferred tax liability   $ 1,307  
Rogama Industria e Comercio, Ltda. | Minimum      
Business Acquisition [Line Items]      
Finite lived intangible assets, useful life   5 years  
Rogama Industria e Comercio, Ltda. | Maximum      
Business Acquisition [Line Items]      
Finite lived intangible assets, useful life   15 years  
The University of Queensland Animal Genetics Laboratory | Subsequent Event      
Business Acquisition [Line Items]      
Cash consideration for purchase of business $ 2,014