XML 19 R33.htm IDEA: XBRL DOCUMENT v2.4.0.8
Other Investments (Tables) (Southern California Edison)
 9 Months Ended
Sep. 30, 2014
Southern California Edison
  
Investment [Line Items]  
Amortized Cost and Fair Value of the Trust Investments
The following table sets forth amortized cost and fair value of the trust investments:
 
Longest
Maturity
Dates
 
Amortized Cost
 
Fair Value
(in millions)
 
September 30,
2014
 
December 31,
2013
 
September 30,
2014
 
December 31, 2013
Stocks
—
 
$
500

 
$
656

 
$
1,970

 
$
2,208

Municipal bonds
2051
 
663

 
675

 
807

 
756

U.S. government and agency securities
2045
 
826

 
902

 
888

 
947

Corporate bonds
2057
 
333

 
208

 
385

 
241

Short-term investments and receivables/payables
One-year
 
657

 
329

 
691

 
342

Total
 
 
$
2,979

 
$
2,770

 
$
4,741

 
$
4,494
Summary of Changes in the Fair Value of Trust
The following table sets forth a summary of changes in the fair value of the trust:
 
 
Three months ended
September 30,
 
Nine months ended
September 30,
(in millions)
 
2014
 
2013
 
2014
 
2013
Balance at beginning of period
 
$
4,740

 
$
4,182

 
$
4,494

 
$
4,048

Gross realized gains
 
149

 
119

 
187

 
261

Gross realized losses
 
—

 
(17
)
 
—

 
(18
)
Unrealized gains (losses), net
 
(131
)
 
55

 
38

 
46

Other-than-temporary impairments
 
(4
)
 
(15
)
 
(10
)
 
(44
)
Interest, dividends, contributions and other
 
(13
)
 
8

 
32

 
39

Balance at end of period
 
$
4,741

 
$
4,332

 
$
4,741

 
$
4,332