XML 34 R15.htm IDEA: XBRL DOCUMENT v3.25.0.1
PROPERTY, PLANT & EQUIPMENT
 12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT & EQUIPMENT PROPERTY, PLANT & EQUIPMENT
The major classes of depreciable assets are as follows:
 December 31,
In millions20242023
Machinery and equipment$1,666 $1,600 
Buildings and improvements810 838
Land and improvements106 100 
Construction in progress171 137 
Property, plant and equipment2,753 2,675 
Less: accumulated depreciation(1,306)(1,190)
Property, plant and equipment, net$1,447 $1,485 
 The estimated useful lives of property, plant and equipment are as follows:
 Years
Land improvements
10 to 20
Building and improvements
15 to 40
Machinery and equipment
3 to 15
 Depreciation expense was $196 million, $204 million, and $182 million for 2024, 2023 and 2022, respectively.