Annual report pursuant to Section 13 and 15(d)

Operating Segments and Geographic Information, Revenue by Major Customers (Detail)

v3.8.0.1
Operating Segments and Geographic Information, Revenue by Major Customers (Detail)
12 Months Ended
Dec. 30, 2017
Dec. 31, 2016
Dec. 26, 2015
Customer Concentration Risk [Member] | Sales Revenue, Net [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 40.00% 38.00%  
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Dell Inc. [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 16.00% 15.00% 15.00%
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Lenovo Group Limited [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 13.00% 13.00% 13.00%
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | HP Inc. [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 11.00%    
Customer Concentration Risk [Member] | Sales Revenue, Net [Member] | Hewlett-Packard Company [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage   10.00% 18.00%
Credit Concentration Risk [Member] | Accounts Receivable [Member]      
Revenue, Major Customer [Line Items]      
Concentration Risk, Percentage 36.00% 31.00%