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Compensation and Benefit Plans (Tables)
6 Months Ended
Jun. 30, 2013
Workforce Reductions [Abstract]  
Workforce reductions
The following table provides a summary of changes in the accrued severance liability associated with these reductions:
(in millions)
 
 
Balance at January 1, 2013
 
$
104

Additions
 
109

Payments
 
(88
)
Balance at June 30, 2013
 
$
125

Pension Plans
 
Pension and Other Postretirement Benefits  
Expense Components for Plans
Expense components for continuing operations are:
 
Three months ended June 30,
 
Six months ended June 30,
(in millions)
2013
 
2012
 
2013
 
2012
Edison International:
 
 
 
 
 
 
 
Service cost
$
38

 
$
39

 
$
76

 
$
77

Interest cost
42

 
45

 
84

 
91

Expected return on plan assets
(57
)
 
(55
)
 
(114
)
 
(111
)
Settlement costs
49

 

 
49

 

Amortization of prior service cost
1

 
1

 
2

 
2

Amortization of net loss1
15

 
16

 
30

 
33

Expense under accounting standards
$
88

 
$
46

 
$
127

 
$
92

Regulatory adjustment (deferred)
(31
)
 
27

 
(14
)
 
54

Total expense recognized
$
57

 
$
73

 
$
113

 
$
146

SCE:
 
 
 
 
 
 
 
Service cost
$
37

 
$
37

 
$
74

 
$
74

Interest cost
41

 
45

 
82

 
90

Expected return on plan assets
(57
)
 
(55
)
 
(114
)
 
(110
)
Settlement costs
48

 

 
48

 

Amortization of prior service cost
1

 
1

 
2

 
2

Amortization of net loss1
14

 
15

 
28

 
30

Expense under accounting standards
$
84

 
$
43

 
$
120

 
$
86

Regulatory adjustment (deferred)
(31
)
 
27

 
(14
)
 
54

Total expense recognized
$
53

 
$
70

 
$
106

 
$
140

1 
Includes the amount of net loss reclassified from other comprehensive loss. The amount reclassified for Edison International and SCE was $4 million and $3 million for the three months ended June 30, 2013, respectively, and $7 million and $5 million for the six months ended June 30, 2013, respectively.
Postretirement Benefits Other Than Pensions
 
Pension and Other Postretirement Benefits  
Expense Components for Plans
Expense components for continuing operations are:
 
Three months ended June 30,
 
Six months ended June 30,
(in millions)
2013
 
2012
 
2013
 
2012
Edison International:
 
 
 
 
 
 
 
Service cost
$
14

 
$
12

 
$
28

 
$
24

Interest cost
26

 
29

 
52

 
57

Expected return on plan assets
(30
)
 
(27
)
 
(60
)
 
(54
)
Special termination benefits1
10

 

 
10

 

Amortization of prior service credit
(9
)
 
(9
)
 
(18
)
 
(18
)
Amortization of net loss2
7

 
11

 
14

 
23

Total expense
$
18

 
$
16

 
$
26

 
$
32

SCE:
 
 
 
 
 
 
 
Service cost
$
14

 
$
12

 
$
27

 
$
24

Interest cost
26

 
28

 
52

 
56

Expected return on plan assets
(30
)
 
(27
)
 
(60
)
 
(54
)
Special termination benefits1
10

 

 
10

 

Amortization of prior service credit
(9
)
 
(9
)
 
(18
)
 
(18
)
Amortization of net loss2
7

 
11

 
14

 
22

Total expense
$
18

 
$
15

 
$
25

 
$
30

1 
Due to the reduction in workforce, SCE has incurred costs for extended retiree health care coverage.
2 
Includes the amount of net loss reclassified from other comprehensive loss. The amount reclassified for Edison International and SCE was less than $1 million and zero for the three- and six-months ended June 30, 2013, respectively.