Segments |
Note 12. Segments
The Companys chief operating decision maker (CODM) allocates resources and assesses performance based on financial information by the Companys business groups. The Companys operations are organized into two reportable segments: Infrastructure and Service Layer Technologies (SLT). The Infrastructure segment includes products from the E-, M-, MX-, and T-series router product families, EX-series switching products, as well as the circuit-to-packet products. The SLT segment consists primarily of Firewall virtual private network (Firewall) systems and appliances, dynamic services gateways, secure sockets layer virtual private network (SSL) appliances, intrusion detection and prevention appliances (IDP), the J-series router product family and wide area network (WAN) optimization platforms.
The primary financial measure used by the CODM in assessing performance of the segments is segment operating income, which includes certain cost of revenues, research and development expenses, sales and marketing expenses, and general and administrative expenses. In the three and six months ended June30, 2009, and 2008, the CODM did not allocate certain miscellaneous expenses to its segments even though such expenses were included in the Companys management operating income.
For arrangements with both Infrastructure and SLT products and services, revenue is attributed to the segment based on the underlying purchase order, contract, or sell-through report. Direct costs and operating expenses, such as standard costs, research and development and product marketing expenses, are generally applied to each segment. Indirect costs, such as manufacturing overhead and other cost of revenues, are allocated based on standard costs. Indirect operating expenses, such as sales, marketing, business development, and general and administrative expenses are generally allocated to each segment based on factors including headcount, usage, and revenue. The CODM does not allocate stock-based compensation, amortization of purchased intangible assets, restructuring and impairment charges, gains or losses on equity investments, other net income and expense, income taxes, as well as certain other charges to the segments.
The following table summarizes financial information for each segment used by the CODM (in millions):
Three Months Ended June 30, Six Months Ended June 30,
2009 2008 2009 2008
Net revenues:
Infrastructure:
Product $ 469.9 $ 575.9 $ 924.2 $ 1,104.6
Service 114.1 96.5 226.9 189.7
Total Infrastructure revenues 584.0 672.4 1,151.1 1,294.3
Service Layer Technologies:
Product 137.1 148.0 270.6 293.5
Service 65.3 58.6 128.8 114.1
Total Service Layer Technologies revenues 202.4 206.6 399.4 407.6
Total net revenues 786.4 879.0 1,550.5 1,701.9
Operating income:
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