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RESTRUCTURING AND OTHER CHARGES (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Restructuring and Related Activities [Abstract] |  |  |
Restructuring Reserve, Current | $ 7.8 |  |
Restructuring Reserve, Noncurrent | $ 12.0 |  |
Number of years restructuring liabilities expected to be paid out over | 2 years 6 months |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Asset Impairment Charges | $ 4.3 | $ 5.3 | $ 349.0
Restructuring Reserve | 19.8 | 21.3 | 20.6
Restructure charge gross | 59.0 | 48.9 |
Restructuring Reserve, Accrual Adjustment | (33.1) | (2.9) | (6.6)
Payments for Restructuring | (27.4) | (45.3) |
Restructuring and other charges | 127.2 | 46.0 | 49.1
Severance and other personnel costs | 27.2 | 43.0 | 33.4
Facility-related costs | 17.9 | 5.9 | 22.3
Contract termination costs | 13.9 | 0.0 | 0.0
Long-lived asset impairment and other non-cash charges | 101.3 | 0.0 | 0.0
Early Development |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring and other charges | 105.5 |  |
Early Development | Property, Plant and Equipment [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Asset Impairment Charges | 61.4 |  |
Early Development | Finite-Lived Intangible Assets [Member] |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Asset Impairment Charges | 16.0 |  |
Early Development | Other Assets |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Asset Impairment Charges | 8.2 |  |
Severance and Other Personnel Costs |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve | 1.0 | 8.4 | 7.6
Restructure charge gross | 27.2 | 43.0 |
Restructuring Reserve, Accrual Adjustment | (2.5) | (2.5) |
Payments for Restructuring | (32.1) | (39.7) |
Facility-related Costs |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve | 4.9 | 12.9 | 13.0
Restructure charge gross | 17.9 | 5.9 |
Restructuring Reserve, Accrual Adjustment | (30.6) | (0.4) |
Payments for Restructuring | (4.7) | (5.6) |
Contract Termination Costs |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |
Restructuring Reserve | 13.9 | 0.0 | $ 0.0
Restructure charge gross | 13.9 | 0.0 |
Restructuring Reserve, Accrual Adjustment | 0.0 | 0.0 |
Payments for Restructuring | $ 0.0 | $ 0.0 |

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- Definition Amount charged against earnings in the period for incurred and estimated costs, excluding asset retirement obligations, associated with exit from or disposal of business activities or restructurings pursuant to a program planned and controlled by management, and materially changes either the scope or manner of conduct of a business undertaken. Also, may include reversals and other adjustments to accrued liabilities and special charges, if any, for asset abandonment, uncollectible balances, etc. + References No definition available. + Details
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