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EMPLOYEE BENEFITS - Schedule of Net Periodic (Income) Cost (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | $ 3 | $ 3 | $ 3
Interest cost | 37 | 34 | 40
Expected return on plan assets | (93) | (85) | (82)
Amortization of actuarial loss | 14 | 17 | 17
Settlement | 0 | 15 | 0
Net periodic pension (income) cost | (39) | (16) | (22)
Net actuarial loss (gain) | 52 | (74) | 37
Amortization of net actuarial loss | (14) | (17) | (17)
Settlement | 0 | (15) | 0
Total gain (loss) recognized in other comprehensive income (loss) | 38 | (106) | 20
Total (loss) gain recognized in net periodic pension (income) cost and other comprehensive income (loss) | (1) | $ (122) | $ (2)
Defined Benefit Plan, Net Periodic Benefit (Cost) Credit, Expected Return (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] |  | Other operating expense |
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Interest Cost, Statement of Income or Comprehensive Income [Extensible Enumeration] |  |  | Other operating expense
Qualified Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 3 | $ 3 | $ 3
Interest cost | 34 | 31 | 37
Expected return on plan assets | (93) | (85) | (82)
Amortization of actuarial loss | 11 | 14 | 14
Settlement | 0 | 15 | 0
Net periodic pension (income) cost | (45) | (22) | (28)
Net actuarial loss (gain) | 71 | (73) | 29
Amortization of net actuarial loss | (11) | (14) | (14)
Settlement | 0 | (15) | 0
Total gain (loss) recognized in other comprehensive income (loss) | 60 | (102) | 15
Total (loss) gain recognized in net periodic pension (income) cost and other comprehensive income (loss) | 15 | (124) | (13)
Non-Qualified Plans |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Service cost | 0 | 0 | 0
Interest cost | 3 | 3 | 3
Expected return on plan assets | 0 | 0 | 0
Amortization of actuarial loss | 3 | 3 | 3
Settlement | 0 | 0 | 0
Net periodic pension (income) cost | 6 | 6 | 6
Net actuarial loss (gain) | (19) | (1) | 8
Amortization of net actuarial loss | (3) | (3) | (3)
Settlement | 0 | 0 | 0
Total gain (loss) recognized in other comprehensive income (loss) | (22) | (4) | 5
Total (loss) gain recognized in net periodic pension (income) cost and other comprehensive income (loss) | $ (16) | $ 2 | $ 11

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- Definition Amount before tax, after reclassification adjustments, of (increase) decrease in net periodic benefit cost and other comprehensive (income) loss related to pension and other postretirement defined benefit plans. + References No definition available. + Details
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- Definition Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI https://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=123450688&loc=d3e4587-114921 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h)(3) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 45 -Paragraph 3A -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123453770&loc=SL108413299-114919 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (a)(3) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e2709-114920 + Details
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