EMPLOYEE BENEFIT PLANS - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure
Discount rate for 17-year amortization period of unfunded liability for frozen defined benefit plan (percent)	8.85%
Estimated funding by employer in next fiscal year	$ 0
Defined contribution plan costs	$ 1,200,000,000	$ 1,000,000,000	$ 875,000,000
Assumed healthcare plan pre age	65 years
Assumed healthcare plan post age	65 years
Projected benefit obligation	$ 8,600,000,000
Fair value of plan asset	$ 8,400,000,000
Weighted average expected long-term rate of return on plan assets	7.00%	7.00%	8.98%
Profit sharing	$ 1,383,000,000	$ 563,000,000	$ 108,000,000
Growth-seeking assets | Minimum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	20.00%
Growth-seeking assets | Maximum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	40.00%
Income-generating assets | Minimum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	25.00%
Income-generating assets | Maximum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	35.00%
Risk-diversifying assets | Minimum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	35.00%
Risk-diversifying assets | Maximum
Defined Benefit Plan Disclosure
Plan assets, target allocations (percent)	45.00%