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EMPLOYEE RETIREMENT PLANS - Unrealized Loss Included in Accumulated Other Comprehensive (Loss) Income before Income Taxes (Details) - USD ($) $ in Millions | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Qualified |  |
Amounts in accumulated other comprehensive income (loss) before income taxes |  |
Net loss | $ 16 | $ 56
Net prior service cost | 2 | 3
Total | 18 | 59
Non-Qualified |  |
Amounts in accumulated other comprehensive income (loss) before income taxes |  |
Net loss | 24 | 57
Net prior service cost | 0 | 0
Total | $ 24 | $ 57

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