OTHER INTANGIBLE ASSETS, NET

9 Months Ended

Sep. 30, 2021

Intangible Assets, Net (Excluding Goodwill) [Abstract]

OTHER INTANGIBLE ASSETS, NET

OTHER INTANGIBLE ASSETS, NET

The following tables present the cumulative composition of the Corporation’s intangible assets:

	September 30, 2021						December 31, 2020
(In thousands)	Gross		Accumulated Amortization		Net		Gross		Accumulated Amortization		Net
Technology	$	274,522	$	(160,020)	$	114,502	$	280,595	$	(148,064)	$	132,531
Customer related intangibles	568,566		(263,098)		305,468		573,722		(239,798)		333,924
Programs (1)	144,000		(25,200)		118,800		144,000		(19,800)		124,200
Other intangible assets	49,543		(35,799)		13,744		51,493		(32,518)		18,975
Total	$	1,036,631	$	(484,117)	$	552,514	$	1,049,810	$	(440,180)	$	609,630

(1) Programs include values assigned to major programs of acquired businesses and represent the aggregate value associated with the customer relationships, contracts, technology, and trademarks underlying the associated program. 

Total intangible amortization expense for the nine months ended September 30, 2021 was $45 million, as compared to $43 million in the comparable prior year period.  The estimated amortization expense for the five years ending December 31, 2021 through 2025 is $59 million, $55 million, $51 million, $48 million, and $45 million, respectively.