OTHER INTANGIBLE ASSETS, NET

9 Months Ended

Sep. 30, 2011

Other Intangible Assets, Net [Abstract]

OTHER INTANGIBLE ASSETS, NET

6.       OTHER INTANGIBLE ASSETS, NET

Intangible assets are generally the result of acquisitions and consist primarily of purchased technology and customer related intangibles. Intangible assets are amortized over useful lives that range between 1 to 20years.

The following tables present the cumulative composition of the Corporation's intangible assets and include $9.9 million of indefinite lived intangible assets within Other intangible assets for both periods presented.

	(In thousands)
September 30, 2011	Gross		Accumulated Amortization		Net
Technology	$	151,737	$	(62,298)	$	89,439
Customer related intangibles		203,790		(73,989)		129,801
Other intangible assets		43,019		(13,981)		29,038
Total	$	398,546	$	(150,268)	$	248,278
	(In thousands)
December 31, 2010	Gross		Accumulated Amortization		Net
Technology	$	148,820	$	(54,994)	$	93,826
Customer related intangibles		189,567		(68,663)		120,904
Other intangible assets		37,005		(11,538)		25,467
Total	$	375,392	$	(135,195)	$	240,197

Intangible assets acquired from the Corporation's current year acquisitionsincludeTechnology of $10.2 million, Customer related intangibles of $21.4 million, and Other intangible assets of $3.7 million.

Total intangible amortization expense for the nine months endedSeptember 30, 2011 was $21.5million. The estimated amortization expense for the five years ending December 31, 2011 through 2015 is $27.5 million, $26.0 million, $24.3 million, $23.0 million, and $21.7 million, respectively.