BUSINESS OPTIMIZATION CHARGES - Summary of Business Optimization Charges (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 9	$ 287	$ 56	$ 397
Business Optimization Programs
Restructuring Cost and Reserve [Line Items]
Restructuring charges	9	287	56	397
Costs to implement business optimization programs	11	6	21	30
Total business optimization charges	$ 20	$ 293	$ 77	$ 427