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Other Intangible Assets (Tables)
 12 Months Ended
Sep. 30, 2013
Other Intangible Assets [Abstract]  
Schedule of gross carrying amount and accumulated amortization relating to intangible assets excluding goodwill
The gross carrying amount and accumulated amortization relating to intangible assets, excluding goodwill, is as follows (in millions, except weighted avg. life): 
  
 
 
September 30,
 
 
 
2013
 
2012
 
Weighted
Avg. Life
 
Gross  Carrying
Amount
 
Accumulated
Amortization
 
Gross  Carrying
Amount
 
Accumulated
Amortization
Customer relationships
11.8
 
$
876.5

 
$
(230.4
)
 
$
873.9

 
$
(153.6
)
Favorable contracts
11.8
 
23.9

 
(14.3
)
 
42.2

 
(18.8
)
Technology and patents
8.0
 
14.3

 
(4.8
)
 
14.3

 
(3.2
)
Trademarks and tradenames
33.9
 
30.2

 
(9.8
)
 
30.3

 
(6.4
)
Non-compete agreements
N/A
 
—

 
—

 
5.1

 
(4.1
)
License costs
10.0
 
15.9

 
(2.1
)
 
15.9

 
(0.5
)
Total
12.4
 
$
960.8

 
$
(261.4
)
 
$
981.7

 
$
(186.6
)
Estimated intangible asset future amortization expense
Estimated intangible asset amortization expense for the succeeding five fiscal years is as follows (in millions):

Fiscal 2014
$
85.4

Fiscal 2015
81.5

Fiscal 2016
80.9

Fiscal 2017
80.7

Fiscal 2018
80.6