v3.26.1
Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Schedule of Intangible Assets, Net
Intangible assets, net is composed of the following:

June 30, 2026
December 31, 2025
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
Gross Carrying Amount
Accumulated Amortization
Net Carrying Amount
(Dollars in millions)
Customer relationships
$7,548 $5,242 2,306 7,547 4,945 2,602 
Capitalized software(1)
5,471 3,788 1,683 5,743 3,940 1,803 
Patents and other
158 107 51 158 100 58 
Total
$13,177 9,137 4,040 13,448 8,985 4,463 
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(1)     Certain capitalized software with a gross carrying value of $259 million became fully amortized during 2025 and were retired during the first quarter of 2026.
Schedule of Amortization Expense for Intangible Assets
Total amortization expense for intangible assets was as follows:

Three Months Ended June 30,Six Months Ended June 30,
2026202520262025
(Dollars in millions)
Amortization expense
$248 248 499 500