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PROPERTY (Notes)
 12 Months Ended
Dec. 31, 2023
Property, Plant and Equipment [Abstract]  
Property PROPERTY
The following table provides a breakdown of property:

Property at Dec 31 Estimated Useful Lives (Years)
In millions20232022
Land and land improvements
0-25
$68 $186 
Buildings
5-50
259 403 
Machinery and equipment
3-20
4,799 5,993 
Other property
3-30
111 383 
Construction in progress— 169 139 
Total property 1
$5,406 $7,104 
1.In 2023, Total property decreased $1.8 billion due to the Corporation's contribution of certain assets to the TDCC Infrastructure Subsidiary. See Note 17 for additional information.

The following table provides information regarding depreciation expense and capitalized interest:

In millions202320222021
Depreciation expense $146 $165 $167 
Capitalized interest$8 $5 $5