XML 159 R84.htm IDEA: XBRL DOCUMENT v3.19.1
Pensions and Other Postretirement Benefits (Details) - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Pensions    
Components of net annual benefit cost (income):    
Service cost $ 1.1 $ 1.7
Interest cost 12.2 11.4
Expected return on plan assets (13.4) (15.8)
Amortization of prior service cost (credit) 0.1 0.1
Recognized net actuarial and other (gain) loss 4.6 4.1
Recognized loss due to settlement 0.0 0.9
Net periodic benefit cost (income) 4.6 2.4
Expected cash contributions by employer 7.0  
Other Benefits    
Components of net annual benefit cost (income):    
Service cost 0.0 0.0
Interest cost 0.2 0.1
Expected return on plan assets 0.0 0.0
Amortization of prior service cost (credit) 0.0 0.0
Recognized net actuarial and other (gain) loss (0.2) (0.2)
Recognized loss due to settlement 0.0 0.0
Net periodic benefit cost (income) $ 0.0 $ (0.1)