XML 94 R66.htm IDEA: XBRL DOCUMENT v3.10.0.1
Recent Accounting Standards New Accounting Pronouncements (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2018
Jun. 30, 2018
Jun. 30, 2017
Jan. 01, 2018
Accounting Changes and Error Corrections [Abstract]        
Defined Benefit Plan, Other Cost (Credit) $ 1.1 $ 0.9 $ 0.1  
Accounts Receivable, Net, Current $ 111.1 $ 111.1   $ 127.0