Quarterly report pursuant to Section 13 or 15(d)

Sales to Major Customers (Detail)

v3.5.0.2
Sales to Major Customers (Detail)
$ in Millions
3 Months Ended 9 Months Ended
Oct. 01, 2016
USD ($)
Oct. 03, 2015
Oct. 01, 2016
USD ($)
customer
Oct. 03, 2015
customer
Segment Reporting, Asset Reconciling Item        
Number of major customers | customer     2 2
Sales Revenue, Net | Customer Concentration Risk | Major Customer One        
Segment Reporting, Asset Reconciling Item        
Percent of consolidated revenue 21.00% 19.00% 21.00% 21.00%
Sales Revenue, Net | Customer Concentration Risk | Major Customer Two        
Segment Reporting, Asset Reconciling Item        
Percent of consolidated revenue 15.00% 12.00% 15.00% 13.00%
Sales Revenue, Net | Customer Concentration Risk | Two Major Customers        
Segment Reporting, Asset Reconciling Item        
Accounts receivable from major customers | $ $ 35.9   $ 35.9