v3.25.4
Nature of Business and Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2025
Accounting Policies [Abstract]  
Schedule of Property, Plant and Equipment
Our estimated useful lives of property, plant and equipment are generally as follows:
Core systems3-40 years
Buildings12-60 years
Leasehold improvements12-40 years
Personal Property
3-10 years
Capitalized internal-use software
3-5 years
Property, plant and equipment, net consisted of the following as of December 31 (in millions):
20252024
Core systems$15,100 $12,890 
Buildings11,170 9,475 
Construction in progress2,827 2,204 
Land2,757 1,652 
Internal-use software2,472 2,149 
Leasehold improvements2,210 1,980 
Personal property436 373 
36,972 30,723 
Less accumulated depreciation(13,388)(11,474)
Property, plant and equipment, net$23,584 $19,249