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BENEFIT PLANS - Net Amounts Recognized, or Funded Status of Pension and Other Postretirement Benefit Plans (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Amounts recognized in the statements of financial position consist of: |  |
Long-term liabilities | $ (100.1) | $ (100.4)
Pension Benefits |  |
Amounts recognized in the statements of financial position consist of: |  |
Noncurrent assets | 0.0 | 0.0
Current liabilities | (6.7) | (6.7)
Long-term liabilities | (95.9) | (95.4)
Funded status of plan | (102.6) | (102.1)
Other Benefits |  |
Amounts recognized in the statements of financial position consist of: |  |
Noncurrent assets | 0.9 | 0.0
Current liabilities | (0.1) | (0.1)
Long-term liabilities | (1.2) | (2.0)
Funded status of plan | $ (0.4) | $ (2.1)

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