EMPLOYEE STOCK BENEFIT PLANS - Share-based Payment Arrangement, Nonvested Award, Cost (Details) $ in Millions	9 Months Ended
	Sep. 30, 2025 USD ($)
Restricted stock units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 970
Expected weighted-average period in years of compensation cost to be recognized	2 years 8 months 12 days
Market share units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 92
Expected weighted-average period in years of compensation cost to be recognized	2 years 1 month 6 days
Performance share units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 65
Expected weighted-average period in years of compensation cost to be recognized	1 year 7 months 6 days