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Acquisition of Weilos - Additional Information (Detail) - USD ($)
$ in Thousands
Mar. 11, 2015
Apr. 02, 2016
Jan. 02, 2016
Business Acquisition      
Business acquisition, purchase price allocation, goodwill   $ 163,914 $ 159,331
Weilos      
Business Acquisition      
Business acquisition, purchase price allocation, net purchase price $ 6,674    
Business acquisition, purchase price allocation, common stock issued 2,810    
Business acquisition, purchase price allocation, restricted stock issued 114    
Business acquisition, net purchase price 2,775    
Business acquisition, purchase price allocation, cash reserves 975    
Business acquisition, purchase price allocation, goodwill 5,588    
Business acquisition, purchase price allocation, identifiable intangibles 1,741    
Business acquisition, purchase price allocation, fixed assets 24    
Business acquisition, purchase price allocation, deferred tax liabilities 679    
Restricted shares issued to key employees $ 908