Segments

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Segments

Note 12. Segments

The Company operates in one reportable segment. The Company's chief executive officer, who is the chief operating decision maker, reviews financial information presented on a consolidated basis for purposes of allocating resources and evaluating financial performance, accompanied by disaggregated information about net revenues by product and service, customer vertical, and geographic region as presented below.

The following table presents net revenues by product and service (in millions):

	Years Ended December 31,
	2020		2019		2018
Routing	$	1,612.1	$	1,623.2	$	1,839.7
Switching	918.9		901.0		934.4
Security	314.0		343.5		333.0
Total product	2,845.0		2,867.7		3,107.1
Total service	1,600.1		1,577.7		1,540.4
Total	$	4,445.1	$	4,445.4	$	4,647.5

The following table presents net revenues by customer vertical (in millions):

	Years Ended December 31,
	2020		2019		2018
Cloud	$	1,081.2	$	1,059.8	$	1,049.9
Service Provider	1,761.7		1,827.8		2,066.7
Enterprise	1,602.2		1,557.8		1,530.9
Total	$	4,445.1	$	4,445.4	$	4,647.5

The Company attributes revenues to geographic region based on the customer’s shipping address. The following table presents net revenues by geographic region (in millions):

	Years Ended December 31,
	2020		2019		2018
Americas:
United States	$	2,233.9	$	2,299.8	$	2,339.1
Other	211.2		218.2		202.1
Total Americas	2,445.1		2,518.0		2,541.2
Europe, Middle East, and Africa	1,233.8		1,215.3		1,290.8
Asia Pacific	766.2		712.1		815.5
Total	$	4,445.1	$	4,445.4	$	4,647.5

During the years ended December 31, 2020, 2019, and 2018, no customer accounted for greater than 10% of the Company's net revenues.

The following table presents geographic information for property and equipment, net and purchased intangible assets, net (in millions):

	As of December 31,
	2020		2019
United States	$	807.4	$	815.9
International	221.6		200.8
Property and equipment, net and purchased intangible assets, net	$	1,029.0	$	1,016.7

The Company tracks assets by physical location. The majority of the Company’s assets, excluding cash and cash equivalents and investments, as of December 31, 2020 and December 31, 2019, were attributable to U.S. operations.