BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - PROPERTY, PLANT, EQUIPMENT (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024
Property, Plant and Equipment
Property, plant and equipment - cost	$ 18,732	$ 19,873
Accumulated depreciation	9,119	9,570
Property, plant and equipment-net	9,613	10,303
Land
Property, Plant and Equipment
Property, plant and equipment - cost	265	226
Buildings and improvements
Property, Plant and Equipment
Property, plant and equipment - cost	4,967	5,143
Machinery and Equipment
Property, Plant and Equipment
Property, plant and equipment - cost	$ 13,500	$ 14,504