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PENSION AND OTHER POSTRETIREMENT BENEFITS - Narrative (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Jun. 30, 2025
Dec. 31, 2023
Dec. 31, 2024
Defined Benefit Plan Disclosure [Line Items]      
Pension settlement loss   $ 92.3  
Pension and other postretirement liabilities $ 6.4   $ 6.6
Other Post-Retirement Benefits      
Defined Benefit Plan Disclosure [Line Items]      
Expected required contributions 0.4    
Accrued expenses      
Defined Benefit Plan Disclosure [Line Items]      
Pension and other postretirement liabilities included in "Accrued expenses" $ 0.6   $ 0.6