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Summary of Purchase Price Allocated Based on Estimated Fair Value of Assets and Liabilities (Detail) - USD ($)
$ in Thousands
Mar. 02, 2018
Aug. 31, 2017
Filament    
Business Acquisition [Line Items]    
Accounts receivable $ 26,224  
Inventory 29,444  
Other assets 5,620  
Other liabilities (22,449)  
Deferred income tax (13,877)  
Goodwill and other intangibles 269,454  
Total allocated value $ 294,416  
Fitz and Floyd Business    
Business Acquisition [Line Items]    
Accounts receivable   $ 3,115
Inventory   5,424
Other assets   458
Other liabilities   (2,056)
Goodwill and other intangibles   2,131
Total allocated value   $ 9,072