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RETIREMENT AND DEFERRED COMPENSATION PLANS - Fair Values of Plan Assets for Each Major Asset Category Based on Nature and Significant Concentration of Risks in Plan Assets (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 137 | $ 254
Equity securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 20 | 38
Overseas quoted equities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 20 | 38
Debt securities |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 115 | 200
U.K. government bonds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 71 | 138
U.K. corporate bonds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | 44 | 62
Cash |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Fair value of plan assets | $ 2 | $ 16

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