XML 86 R16.htm IDEA: XBRL DOCUMENT v2.4.0.8
Retirement Benefits
 9 Months Ended
Jun. 30, 2013
Compensation and Retirement Disclosure [Abstract]  
Retirement Benefits
Retirement Benefits
The components of net periodic benefit cost are (in millions):
 
 
Pension Benefits
 
Three Months Ended
June 30,
 
Nine Months Ended
June 30,
 
2013
 
2012
 
2013
 
2012
Service cost
$
22.9

 
$
17.8

 
$
69.0

 
$
53.8

Interest cost
40.0

 
41.7

 
120.2

 
125.6

Expected return on plan assets
(56.5
)
 
(56.8
)
 
(169.7
)
 
(171.0
)
Amortization:
 
 
 
 
 
 
 
Prior service credit
(0.6
)
 
(0.6
)
 
(1.9
)
 
(1.8
)
Net actuarial loss
36.1

 
23.6

 
108.5

 
71.0

Net periodic benefit cost
$
41.9

 
$
25.7

 
$
126.1

 
$
77.6

 
 
Other  Postretirement
Benefits
 
Three Months Ended
June 30,
 
Nine Months Ended
June 30,
 
2013
 
2012
 
2013
 
2012
Service cost
$
0.6

 
$
0.6

 
$
1.8

 
$
1.7

Interest cost
1.6

 
1.8

 
4.7

 
5.4

Amortization:
 
 
 
 
 
 
 
Prior service credit
(2.7
)
 
(2.6
)
 
(8.1
)
 
(7.9
)
Net actuarial loss
1.1

 
0.6

 
3.3

 
1.8

Net periodic benefit cost
$
0.6

 
$
0.4

 
$
1.7

 
$
1.0


In October 2011, we made a voluntary contribution of $300 million to our U.S. qualified pension plan trust.