Quarterly report pursuant to Section 13 or 15(d)

ACCUMULATED OTHER COMPREHENSIVE LOSS - Schedule of Reclassifications Out of Accumulated Other Comprehensive Loss (Details)

v3.20.2
ACCUMULATED OTHER COMPREHENSIVE LOSS - Schedule of Reclassifications Out of Accumulated Other Comprehensive Loss (Details)
$ in Millions
 9 Months Ended
Sep. 30, 2020
USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Amounts reclassified from accumulated other comprehensive income (loss) $ 11.3
Prior service cost  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax (0.3)
Recognized actuarial loss  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax 15.3
Pension and other postretirement benefit plans  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax 15.0
Total net periodic benefit cost, tax benefit (3.7)
Amounts reclassified from accumulated other comprehensive income (loss) $ 11.3