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PENSION AND OTHER POSTRETIREMENT PLANS (Schedule of Allocation of Plan Assets) (Details) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Weighted Average Expected Long-Term Rate of Return | 8.85% |  |
Debt securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Weighted Average Expected Long-Term Rate of Return | 3.00% |  |
Pension Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 100.00% | 100.00% |
Weighted Average Expected Long-Term Rate of Return | 6.50% | 6.50% | 6.50%
Pension Benefits | Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 61.00% | 65.00% |
Weighted Average Expected Long-Term Rate of Return | 8.85% |  |
Pension Benefits | Equity securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 55.00% |  |
Pension Benefits | Equity securities | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 65.00% |  |
Pension Benefits | Debt securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 37.00% | 31.00% |
Weighted Average Expected Long-Term Rate of Return | 3.00% |  |
Pension Benefits | Debt securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 35.00% |  |
Pension Benefits | Debt securities | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 45.00% |  |
Pension Benefits | Other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 2.00% | 4.00% |
Weighted Average Expected Long-Term Rate of Return | 0.10% |  |
Pension Benefits | Other | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 5.00% |  |
Pension Benefits | Other | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 10.00% |  |
SERP Benefits |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 100.00% | 100.00% |
Weighted Average Expected Long-Term Rate of Return | 6.50% | 6.50% | 6.50%
SERP Benefits | Equity securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 59.00% | 64.00% |
Weighted Average Expected Long-Term Rate of Return | 8.85% |  |
SERP Benefits | Equity securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 55.00% |  |
SERP Benefits | Equity securities | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 65.00% |  |
SERP Benefits | Debt securities |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 36.00% | 34.00% |
Weighted Average Expected Long-Term Rate of Return | 3.00% |  |
SERP Benefits | Debt securities | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 35.00% |  |
SERP Benefits | Debt securities | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 45.00% |  |
SERP Benefits | Other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Percentage of Plan Assets at Year End | 5.00% | 2.00% |
Weighted Average Expected Long-Term Rate of Return | 0.10% |  |
SERP Benefits | Other | Minimum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 5.00% |  |
SERP Benefits | Other | Maximum |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Target Allocation | 10.00% |  |

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