XML 46 R12.htm IDEA: XBRL DOCUMENT v2.4.0.6
Postretirement Benefits
 3 Months Ended
Sep. 30, 2012
Compensation and Retirement Disclosure [Abstract]  
Postretirement Benefits
6. Postretirement Benefits

The Company offers various postretirement benefits to its employees.

The components of net periodic benefit cost for defined benefit plans are as follows:
 
 
Pension Benefits
 
Other Retiree Benefits
 
Three Months Ended September 30
 
Three Months Ended September 30
Amounts in millions
2012
 
2011
 
2012
 
2011
Service cost
$
74

 
$
67

 
$
47

 
$
36

Interest cost
140

 
157

 
64

 
69

Expected return on plan assets
(148
)
 
(146
)
 
(95
)
 
(108
)
Amortization of deferred amounts
3

 
6

 
(5
)
 
(5
)
Recognized net actuarial loss
53

 
26

 
50

 
25

Gross benefit cost
122

 
110

 
61

 
17

Dividends on ESOP preferred stock
—

 
—

 
(17
)
 
(19
)
Net periodic benefit cost (credit)
$
122

 
$
110

 
$
44

 
$
(2
)
  
For the year ending June 30, 2013, the expected return on plan assets is 7.3% and 8.3% for defined benefit and other retiree benefit plans, respectively. These were reduced from 7.4% and 9.2%, respectively in the prior year.