Annual report pursuant to Section 13 and 15(d)

Investment Income

v2.4.0.6
Investment Income
 12 Months Ended
Sep. 30, 2012
Notes to Financial Statements [Abstract]  
Note 3 - Investment Income
Note 3. Investment Income
Investment income, net was comprised as follows (in millions):
 
2012
 
2011
 
2010
Interest and dividend income
$
609

 
$
500

 
$
530

Interest expense
(90
)
 
(114
)
 
(43
)
Net realized gains on marketable securities
342

 
335

 
401

Net realized gains on other investments
27

 
2

 
4

Impairment losses on marketable securities
(71
)
 
(39
)
 
(111
)
Impairment losses on other investments
(12
)
 
(13
)
 
(14
)
Gains (losses) on derivative instruments
84

 
(3
)
 
3

Equity in losses of investees
(9
)
 
(7
)
 
(4
)
 
$
880

 
$
661

 
$
766


Impairment losses on marketable securities related to the noncredit portion of losses on debt securities recognized in other comprehensive income were negligible for fiscal 2012, 2011 and 2010.