v3.26.1
Segment Information (Tables)
 3 Months Ended
Mar. 31, 2026
Segment Reporting [Abstract]  
Schedule of Revenues, Expenses, and Operating Earnings by Segment and Reconciliation to Earnings before Taxes
Revenues, expenses, and operating earnings by segment and the reconciliation to earnings before taxes for the periods ended March 31, 2026 and 2025 consists of the following:
Three Months Ended March 31,
(Dollars in millions)20262025
Revenues
ASC$559 $511 
IMS295 291 
Corporate & Eliminations(8)(3)
Total revenues$846 $799 
Cost of revenues
ASC$420 $392 
IMS222 229 
Corporate & Eliminations(8)(3)
Total cost of revenues$634 $618 
General and administrative
ASC$70 $66 
IMS29 23 
Corporate & Eliminations— — 
Total general and administrative$99 $89 
Company-funded independent research and development
ASC$24 $23 
IMS7 5 
Corporate & Eliminations— — 
Total company-funded independent research and development$31 $28 
Amortization of acquired intangible assets
ASC$5 $5 
IMS— — 
Corporate & Eliminations— — 
Total amortization of acquired intangible assets$5 $5 
Operating earnings
ASC$40 $25 
IMS37 34 
Corporate & Eliminations— — 
Total operating earnings$77 $59 
Interest expense, net— (1)
Earnings before taxes$77 $58 
Total intersegment revenues by segment for the periods ended March 31, 2026 and 2025 consists of the following:
Three Months Ended March 31,
(Dollars in millions)20262025
ASC$7 $3 
IMS1 — 
Total intersegment revenues $8 $3 
Schedule of Depreciation, Assets by Segment
Depreciation by segment for the periods ended March 31, 2026 and 2025 consists of the following:
Three Months Ended March 31,
(Dollars in millions)20262025
ASC$13 $12 
IMS6 6 
Total depreciation $19 $18 
Total assets by segment as of March 31, 2026 and December 31, 2025, consists of the following:
(Dollars in millions)March 31, 2026December 31, 2025
ASC$2,520 $2,451 
IMS1,252 1,300 
Corporate & Eliminations439 735 
Total assets $4,211 $4,486