Segments (Tables)

12 Months Ended

Dec. 31, 2019

Segment Reporting [Abstract]

Schedule of Financial Information by Segment

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

	Years Ended December 31,
	2019		2018		2017
Routing	$	1,623.2	$	1,839.7	$	2,189.5
Switching	901.0		934.4		963.4
Security	343.5		333.0		293.3
Total product	2,867.7		3,107.1		3,446.2
Total service	1,577.7		1,540.4		1,581.0
Total	$	4,445.4	$	4,647.5	$	5,027.2

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

	Years Ended December 31,
	2019		2018		2017
Cloud	$	1,059.8	$	1,049.9	$	1,310.7
Service Provider	1,827.8		2,066.7		2,319.4
Enterprise	1,557.8		1,530.9		1,397.1
Total	$	4,445.4	$	4,647.5	$	5,027.2

Schedule of Net Revenues by Geographic Region

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,
	2019		2018		2017
Americas:
United States	$	2,299.8	$	2,339.1	$	2,712.6
Other	218.2		202.1		234.6
Total Americas	2,518.0		2,541.2		2,947.2
Europe, Middle East, and Africa	1,215.3		1,290.8		1,195.8
Asia Pacific	712.1		815.5		884.2
Total	$	4,445.4	$	4,647.5	$	5,027.2

Schedule of Property and Equipment by Geographic Region

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

	As of December 31,
	2019		2018
United States	$	815.9	$	941.7
International	200.8		128.5
Property and equipment, net and purchased intangible assets, net	$	1,016.7	$	1,070.2