XML 88 R76.htm IDEA: XBRL DOCUMENT v3.7.0.1
Revenues by Product Lines (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Revenue from External Customer [Line Items]      
Products and licenses $ 572,964 $ 555,792 $ 520,312
Subscriptions 389,885 318,624 265,021
Software updates and maintenance 778,452 755,422 710,483
Total revenues 1,741,301 1,629,838 1,495,816
Network Security Gateways      
Revenue from External Customer [Line Items]      
Products and licenses 516,254 485,778 469,097
Subscriptions 389,885 318,624 265,021
Other      
Revenue from External Customer [Line Items]      
Products and licenses [1] $ 56,710 $ 70,014 $ 51,215
[1] Comprised of Endpoint security, Mobile security and Security management products, each comprising of less than 10% of products and licenses revenues.