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Supplemental Cash Flow Information
12 Months Ended
Sep. 30, 2018
Supplemental Cash Flow Information [Abstract]  
Cash Flow, Supplemental Disclosures [Text Block] Supplemental Cash Flow Information
Supplemental cash flow information is presented below.
 
September 30,
 
2018
 
2017
 
2016
 
(in millions)
Cash paid, net:
 
 
 
 
 
Interest
$
8.9

 
$
19.5

 
$
21.1

Income taxes
$
10.7

 
$
31.9

 
$
27.1