Quarterly report pursuant to Section 13 or 15(d)

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

v3.19.1
ACCUMULATED OTHER COMPREHENSIVE LOSS - Schedule of Reclassifications Out of Accumulated Other Comprehensive Loss (Details)
$ in Millions
3 Months Ended
Mar. 31, 2019
USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Amounts reclassified from accumulated other comprehensive income (loss) $ 3.0
Prior service cost  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax (0.2)
Recognized actuarial loss  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax 4.0
Pension and other postretirement benefit plans  
Accumulated Other Comprehensive Income (Loss) [Line Items]  
Total net periodic benefit cost, before tax 3.8
Total net periodic benefit cost, tax benefit (0.8)
Amounts reclassified from accumulated other comprehensive income (loss) $ 3.0