XML 76 R63.htm IDEA: XBRL DOCUMENT v3.8.0.1
Property, Plant and Equipment - Additional Information (Details) - USD ($)
$ in Millions
3 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Sep. 30, 2017
Property, Plant and Equipment [Line Items]      
Depreciation and amortization $ 18.1 $ 14.9  
Land, buildings and improvements 794.7   $ 778.6
Less: Accumulated depreciation 288.0   274.2
Property, plant and equipment, net 506.7   504.4
Land, buildings and improvements      
Property, Plant and Equipment [Line Items]      
Land, buildings and improvements 149.3   146.6
Machinery, equipment and other      
Property, Plant and Equipment [Line Items]      
Land, buildings and improvements $ 387.5   $ 380.8