BENEFIT PLANS - FAIR VALUE MEASUREMENTS OF PLAN ASSETS (Details) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 207	$ 182	$ 212
Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Plan assets	7	15
Equity securities, International
Defined Benefit Plan Disclosure [Line Items]
Plan assets	63	49
Fixed income securities, Fixed rate bonds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	84	67
Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	19	17
Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Plan assets	26	24
Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	7	9
Real Estate
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 1	1
Equity | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Percentage of investments	50.00%
Fixed Income Investments | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Percentage of investments	50.00%
Level 1
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 173	148
Level 1 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Plan assets	7	15
Level 1 | Equity securities, International
Defined Benefit Plan Disclosure [Line Items]
Plan assets	63	49
Level 1 | Fixed income securities, Fixed rate bonds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	84	67
Level 1 | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	19	17
Level 1 | Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 1 | Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 1 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Equity securities, International
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Fixed income securities, Fixed rate bonds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 2 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 3
Defined Benefit Plan Disclosure [Line Items]
Plan assets	34	34	46
Level 3 | Cash and cash equivalents
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 3 | Equity securities, International
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 3 | Fixed income securities, Fixed rate bonds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 3 | Mutual funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	0	0
Level 3 | Insurance contracts
Defined Benefit Plan Disclosure [Line Items]
Plan assets	26	24	34
Level 3 | Hedge funds
Defined Benefit Plan Disclosure [Line Items]
Plan assets	7	9	11
Level 3 | Real Estate
Defined Benefit Plan Disclosure [Line Items]
Plan assets	$ 1	$ 1	$ 1