Goodwill and Purchased Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2012

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of finite lived and indefinite lived intangible assets by major class [Text Block]

Changes to the Company’s purchased intangible assets were as follows (in millions):

	Gross		Accumulated Amortization			Net
As of March 31, 2012:
Intangible assets with finite lives:
Technologies and patents	$	531.2	$	(410.5	)	$	120.7
Other	92.5		(67.5		)	25.0
Total intangible assets with finite lives	623.7		(478.0		)	145.7
IPR&D with indefinite lives	6.8		—			6.8
Total purchased intangible assets	$	630.5	$	(478.0	)	$	152.5
As of December 31, 2011:
Intangible assets with finite lives:
Technologies and patents	$	499.5	$	(404.2	)	$	95.3
Other	91.5		(66.5		)	25.0
Total intangible assets with finite lives	591.0		(470.7		)	120.3
IPR&D with indefinite lives	2.8		—			2.8
Total purchased intangible assets	$	593.8	$	(470.7	)	$	123.1

Schedule of Goodwill [Table Text Block]

The following table presents the goodwill allocated to the Company's reportable segments as of and during the three months ended March 31, 2012 (in millions):

	PSD		SSD		Total
Balance as of January 1, 2012	$	1,795.6	$	2,132.5	$	3,928.1
Additions due to business combinations	—		59.6		59.6
Balance as of March 31, 2012	1,795.6		2,192.1		3,987.7

Estimated future amortization expense of purchased intangible assets with definite lives [Text Block]

The estimated future amortization expense of purchased intangible assets with finite lives is as follows (in millions):

Years Ending December 31,	Amount
2012 (remaining nine months)	$	26.2
2013	34.7
2014	32.8
2015	24.8
2016	11.1
Thereafter	16.1
Total	$	145.7