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Defined Benefit Plans
 9 Months Ended
Jun. 30, 2014
Compensation and Retirement Disclosure [Abstract]  
Defined Benefit Plans
Defined Benefit Plans
The components of consolidated net periodic benefit and deferred compensation benefit costs and contributions made are as follows:
 
Three months ended June 30,
 
Nine months ended June 30,
 
2014
 
2013
 
2014
 
2013
Service cost
$
0.9

 
$
0.9

 
$
2.9

 
$
2.6

Interest cost
2.6

 
2.5

 
8.6

 
7.8

Expected return on assets
(2.5
)
 
(2.5
)
 
(8.5
)
 
(7.4
)
Recognized net actuarial loss
0.3

 
0.5

 
1.1

 
1.6

Employee contributions
—

 
—

 
—

 
(0.1
)
   Net periodic benefit expense
$
1.3

 
$
1.4

 
$
4.1

 
$
4.5

 
 
 
 
 
 
 
 
Contributions made during period
$
4.0

 
$
1.3

 
$
9.6

 
$
3.2