EMPLOYEE STOCK BENEFIT PLANS - Share-based Payment Arrangement, Nonvested Award, Cost (Details) $ in Millions	6 Months Ended
	Jun. 30, 2023 USD ($)
Restricted stock units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 1,031
Expected weighted-average period in years of compensation cost to be recognized	3 years
Market share units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 80
Expected weighted-average period in years of compensation cost to be recognized	3 years 1 month 6 days
Performance share units
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Unrecognized compensation cost	$ 144
Expected weighted-average period in years of compensation cost to be recognized	2 years