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Property, Plant and Equipment
12 Months Ended
Sep. 30, 2012
Property, Plant and Equipment [Abstract]  
Property, Plant and Equipment
Property, plant and equipment comprise the following at September 30:

 
2012
 
2011
Utilities:
 
 
 
Distribution
$
2,047.8

 
$
1,951.9

Transmission
85.4

 
83.4

General and other, including work in process
162.5

 
165.7

Total Utilities
2,295.7

 
2,201.0

 
 
 
 
Non-utility:
 
 
 
Land
175.0

 
98.5

Buildings and improvements
283.3

 
214.8

Transportation equipment
246.5

 
112.6

Equipment, primarily cylinders and tanks
3,041.1

 
2,127.6

Electric generation
254.3

 
230.0

Other, including work in process
223.2

 
300.0

Total non-utility
4,223.4

 
3,083.5

Total property, plant and equipment
$
6,519.1

 
$
5,284.5