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Property, Plant and Equipment (Tables)
12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment

(Dollars in millions)

 

December 31,

 

 

 

 

 

2024

 

 

2023

 

 

Estimated life

Land and land improvements

 

$

127

 

 

$

136

 

 

n/a to 15

Buildings

 

 

1,038

 

 

 

1,065

 

 

20-40

Machinery and equipment

 

 

4,539

 

 

 

4,545

 

 

3-12

Construction in progress

 

 

629

 

 

 

548

 

 

n/a

Property, plant and equipment

 

 

6,334

 

 

 

6,294

 

 

 

Less accumulated depreciation

 

 

(4,095

)

 

 

(4,102

)

 

 

Net of depreciation

 

$

2,239

 

 

$

2,192

 

 

 

Depreciation Expense

DEPRECIATION INCLUDED IN (Dollars in millions)

 

2024

 

 

2023

 

 

2022

 

Cost of sales

 

$

347

 

 

$

340

 

 

$

329

 

Selling, general and administrative expenses

 

 

13

 

 

 

12

 

 

 

11

 

Research, development and engineering expenses, net

 

 

26

 

 

 

24

 

 

 

20

 

Total

 

$

385

 

 

$

376

 

 

$

360