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EMPLOYEE BENEFIT PLANS (Funds Invested in Equity, Fixed income, and Other Investments and Fair Values of Pension Plan Assets by Asset Category) (Details) - USD ($) $ in Millions | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | --- | ---
Defined Benefit Plan Disclosure |  |  |
Target plan asset allocations | 100.00% |  |
Plan asset allocations | 100.00% | 100.00% |
Equity securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Target plan asset allocations | 0.00% |  |
Plan asset allocations | 0.00% | 16.00% |
Fixed income securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Target plan asset allocations | 0.00% |  |
Plan asset allocations | 0.00% | 79.00% |
Other |  |  |
Defined Benefit Plan Disclosure |  |  |
Target plan asset allocations | 100.00% |  |
Plan asset allocations | 100.00% | 5.00% |
Pension Benefits |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | $ 5.1 | $ 105.3 | $ 111.7
Pension Benefits | International equity mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 17.2 |
Pension Benefits | U.S. treasury and government agency securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 11.1 |
Pension Benefits | Fixed income mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 72.1 |
Pension Benefits | Insurance contracts |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 5.1 | 4.3 |
Pension Benefits | Cash and equivalents |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.6 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 89.9 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) | International equity mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 17.2 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. treasury and government agency securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fixed income mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 72.1 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) | Insurance contracts |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.0 |
Pension Benefits | Quoted Prices in Active Markets for Identical Assets (Level 1) | Cash and equivalents |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.6 |
Pension Benefits | Significant Other Observable Inputs (Level 2) |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 5.1 | 15.4 |
Pension Benefits | Significant Other Observable Inputs (Level 2) | International equity mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Significant Other Observable Inputs (Level 2) | U.S. treasury and government agency securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 11.1 |
Pension Benefits | Significant Other Observable Inputs (Level 2) | Fixed income mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Significant Other Observable Inputs (Level 2) | Insurance contracts |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 5.1 | 4.3 |
Pension Benefits | Significant Other Observable Inputs (Level 2) | Cash and equivalents |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) | International equity mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) | U.S. treasury and government agency securities |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) | Fixed income mutual funds |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets |  | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) | Insurance contracts |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | 0.0 | 0.0 |
Pension Benefits | Significant Unobservable Inputs (Level 3) | Cash and equivalents |  |  |
Defined Benefit Plan Disclosure |  |  |
Fair value of plan assets | $ 0.0 | $ 0.0 |

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