XML 60 R47.htm IDEA: XBRL DOCUMENT v3.8.0.1
Recently Issued and Adopted Accounting Pronouncements and Regulatory Items ASU 2017-07 Reclassifications (Details) - USD ($)
$ in Millions
3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Selling, general and administrative expenses $ 200.4 $ 114.3
Pension and other postretirement benefits $ 0.5 (4.6)
As Reported    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Selling, general and administrative expenses   109.7
Pension and other postretirement benefits   0.0
Reclassification    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Selling, general and administrative expenses   (4.6)
Pension and other postretirement benefits   4.6
Accounting Standards Update 2017-07    
New Accounting Pronouncements or Change in Accounting Principle [Line Items]    
Pension and other postretirement benefits   $ (4.6)