PENSION AND NON-PENSION POST-EMPLOYMENT BENEFIT PLANS - Schedule of Defined Benefit Pension Plan and Other Benefit Plan Assets (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Defined Benefit Plan Disclosure [Line Items] | ||
| Fair Value | $ 202.9 | $ 191.1 |
| Actual Asset Allocation (%) | 100.00% | 100.00% |
| Level 1 | Debt investment funds | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Fair Value | $ 8.3 | $ 8.3 |
| Actual Asset Allocation (%) | 4.00% | 4.00% |
| Level 1 | Equity investment funds | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Fair Value | $ 5.7 | $ 5.8 |
| Actual Asset Allocation (%) | 3.00% | 3.00% |
| Level 1 | Other | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Fair Value | $ 17.2 | $ 17.0 |
| Actual Asset Allocation (%) | 8.00% | 9.00% |
| Level 3 | Insurance annuities | ||
| Defined Benefit Plan Disclosure [Line Items] | ||
| Fair Value | $ 171.7 | $ 160.0 |
| Actual Asset Allocation (%) | 85.00% | 84.00% |
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Percentage of actual investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|
| X | ||||||||||
- Details
|