v2.4.0.8
Segment Information and Enterprise Reporting - Analysis of Product Revenues Based upon Geographic Area Shipped (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 29, 2013
Jun. 30, 2012
Jun. 29, 2013
Jun. 30, 2012
Analysis of Product Revenues Based upon the Geographic Area Shipped        
Total product revenue $ 129,568 $ 115,317 $ 258,203 $ 227,536
Total product revenue, in percentage 100.00% 100.00% 100.00% 100.00%
North and South America [Member] | Reportable Geographical Components [Member]
       
Analysis of Product Revenues Based upon the Geographic Area Shipped        
Total product revenue 93,913 86,523 192,635 170,816
Total product revenue, in percentage 72.50% 75.00% 74.60% 75.10%
Europe, Middle East and Africa [Member] | Reportable Geographical Components [Member]
       
Analysis of Product Revenues Based upon the Geographic Area Shipped        
Total product revenue 21,477 15,871 40,313 32,292
Total product revenue, in percentage 16.60% 13.80% 15.60% 14.20%
Asia and Australia [Member] | Reportable Geographical Components [Member]
       
Analysis of Product Revenues Based upon the Geographic Area Shipped        
Total product revenue 14,178 12,923 25,255 24,428
Total product revenue, in percentage 10.90% 11.20% 9.80% 10.70%
United States [Member] | Reportable Geographical Components [Member]
       
Analysis of Product Revenues Based upon the Geographic Area Shipped        
Total product revenue $ 89,766 $ 83,177 $ 184,035 $ 163,943