Significant Accounting Policies and Practices and Recent Accounting Pronouncements Significant Accounting Policies and Practices and Recent Accounting Pronouncements (Tables)

6 Months Ended

Mar. 31, 2018

Property, Plant and Equipment [Line Items]

Property, Plant and Equipment [Table Text Block]

Property, plant and equipment, net in the accompanying Condensed Consolidated Balance Sheets consist of the following:

	March 31, 2018		September 30, 2017
Land, buildings and improvements	$	154.8	$	146.6
Machinery, equipment and other	401.4		380.8
Capitalized leases	212.0		210.3
Construction in progress	43.8		40.4
Properties, plant and equipment at cost	812.0		778.1
Less: Accumulated depreciation	307.5		274.2
Total properties, plant and equipment, net	$	504.5	$	503.9

Schedule of Finite-Lived Intangible Assets [Table Text Block]

The carrying value and accumulated amortization for intangible assets subject to amortization as of March 31, 2018 and September 30, 2017 are as follows:

	March 31, 2018							September 30, 2017
	Cost		Accumulated Amortization			Net		Cost		Accumulated Amortization			Net
Customer relationships	$	675.1	$	(243.1	)	$	432.0	$	671.7	$	(222.3	)	$	449.4
Technology assets	194.7		(68.7		)	126.0		194.6		(59.7		)	134.9
Tradenames	5.5		(3.0		)	2.5		18.5		(15.1		)	3.4
	$	875.3	$	(314.8	)	$	560.5	$	884.8	$	(297.1	)	$	587.7

The range and weighted average useful lives for definite-lived intangible assets are as follows:

Asset Type	Range	Weighted Average
Customer relationships	2 to 20 years	17.9 years
Technology assets	6 to 18 years	11.4 years
Tradenames	5 to 13 years	6.2 years