Goodwill and Purchased Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill

Goodwill activity during the nine months endedSeptember 30, 2016 was as follows (in millions):

Balance as of December 31, 2015	$	2,981.3
Additions due to business combinations	67.1
Balance as of September 30, 2016	$	3,048.4

Finite-lived intangible assets by major class

The Company’s purchased intangible assets were as follows (in millions):

	Gross		Accumulated Amortization			Accumulated Impairments and Other Charges			Net
As of September 30, 2016
Finite-lived intangible assets:
Technologies and patents	$	604.8	$	(501.9	)	$	(49.9	)	$	53.0
Customer contracts, support agreements, and   related relationships	83.4		(70.0		)	(2.8		)	10.6
Other	2.0		(1.4		)	—			0.6
Total intangible assets with finite lives	690.2		(573.3		)	(52.7		)	64.2
Indefinite-lived intangible assets:
IPR&D	49.0		—			—			49.0
Total purchased intangible assets	$	739.2	$	(573.3	)	$	(52.7	)	$	113.2
As of December 31, 2015
Intangible assets with finite lives:
Technologies and patents	$	567.7	$	(491.8	)	$	(49.9	)	$	26.0
Customer contracts, support agreements, and   related relationships	78.1		(67.8		)	(2.8		)	7.5
Other	1.1		(0.7		)	—			0.4
Total purchased intangible assets	$	646.9	$	(560.3	)	$	(52.7	)	$	33.9

Schedule of indefinite-lived intangible assets by major class

The Company’s purchased intangible assets were as follows (in millions):

	Gross		Accumulated Amortization			Accumulated Impairments and Other Charges			Net
As of September 30, 2016
Finite-lived intangible assets:
Technologies and patents	$	604.8	$	(501.9	)	$	(49.9	)	$	53.0
Customer contracts, support agreements, and   related relationships	83.4		(70.0		)	(2.8		)	10.6
Other	2.0		(1.4		)	—			0.6
Total intangible assets with finite lives	690.2		(573.3		)	(52.7		)	64.2
Indefinite-lived intangible assets:
IPR&D	49.0		—			—			49.0
Total purchased intangible assets	$	739.2	$	(573.3	)	$	(52.7	)	$	113.2
As of December 31, 2015
Intangible assets with finite lives:
Technologies and patents	$	567.7	$	(491.8	)	$	(49.9	)	$	26.0
Customer contracts, support agreements, and   related relationships	78.1		(67.8		)	(2.8		)	7.5
Other	1.1		(0.7		)	—			0.4
Total purchased intangible assets	$	646.9	$	(560.3	)	$	(52.7	)	$	33.9

Amortization of intangible assets included in the Condensed Consolidated Statements of Operations

The amortization of intangible assets included in the Condensed Consolidated Statements of Operations was as follows (in millions):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2016		2015		2016		2015
Cost of revenues	$	3.5	$	4.7	$	9.5	$	20.2
Operating expenses:
Sales and marketing	0.8		0.7		2.1		2.1
General and administrative	0.5		0.2		1.3		0.9
Total operating expenses	1.3		0.9		3.4		3.0
Total	$	4.8	$	5.6	$	12.9	$	23.2

Estimated future amortization expense of purchased intangible assets with finite lives

As of September 30, 2016, the estimated future amortization expense of purchased intangible assets with finite lives is as follows (in millions):

Years Ending December 31,	Amount
Remainder of 2016	$	3.3
2017	12.5
2018	10.4
2019	10.2
2020	10.1
Thereafter	17.7
Total	$	64.2