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OTHER INTANGIBLE ASSETS, NET
6 Months Ended
Jun. 30, 2025
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
OTHER INTANGIBLE ASSETS, NET 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 20 years.  

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

June 30, 2025December 31, 2024
(In thousands)GrossAccumulated AmortizationNetGrossAccumulated AmortizationNet
Technology$335,808 $(219,389)$116,419 $330,593 $(208,094)$122,499 
Customer related intangibles750,403 (397,314)353,089 736,612 (367,872)368,740 
Programs (1)
144,000 (52,200)91,800 144,000 (48,600)95,400 
Other intangible assets55,983 (47,725)8,258 55,738 (45,546)10,192 
Total$1,286,194 $(716,628)$569,566 $1,266,943 $(670,112)$596,831 
(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 six months ended June 30, 2025 was $36 million, as compared to $29 million in the comparable prior year period. The estimated future amortization expense of intangible assets over the next five years is as follows:
(In millions)
2025$73 
2026$60 
2027$57 
2028$51 
2029$51