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BENEFIT PLANS - Asset Allocation Ranges and Actual Allocation, USRIP) (Details) - Other Benefits - U.S. | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
U.S. Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 8.50% | 8.10%
International Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 7.70% | 6.60%
Private Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 3.30% | 2.90%
Hedge Funds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 0.00% | 0.10%
Real Assets |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 1.20% | 0.80%
Fixed Income |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 78.80% | 80.60%
Cash |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Actual | 0.50% | 0.90%
Minimum | U.S. Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Minimum | International Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Minimum | Private Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Minimum | Hedge Funds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Minimum | Real Assets |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Minimum | Fixed Income |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.65% | 0.65%
Minimum | Cash |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.00% | 0.00%
Maximum | U.S. Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.20% | 0.20%
Maximum | International Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.10% | 0.10%
Maximum | Private Equity |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.10% | 0.10%
Maximum | Hedge Funds |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.10% | 0.10%
Maximum | Real Assets |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.10% | 0.10%
Maximum | Fixed Income |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 1.00% | 1.00%
Maximum | Cash |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Range | 0.15% | 0.15%

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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one 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/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI https://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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