XML 56 R34.htm IDEA: XBRL DOCUMENT v3.5.0.2
Available-for-Sale Investments (Tables)
12 Months Ended
Aug. 31, 2016
Available-for-Sale Investments [Abstract]  
Summary of Cost and Fair Value of Available-for-Sale Securities
A summary of the cost and fair value of available-for-sale securities, with gross unrealized gains and losses, is as follows (in millions):

  
August 31, 2016
 
  
Amortized
cost basis
  
Gross
unrealized
gains
  
Gross
unrealized
(losses)
  
Fair value
 
Corporate bonds and Treasury Bills
 
$
30
  
$
2
  
$
-
  
$
32
 
 
 
August 31, 2015
 
  
Amortized
cost basis
 
 
  Gross
unrealized
gains
 
 
  Gross
unrealized
(losses)
   
Fair value
 
AmerisourceBergen common stock
 
$
717
  
$
430
  
$
-
  
$
1,147
 
Corporate bonds and Treasury Bills
  
37
   
-
   
(1
)
  
36
 
Total available-for-sale investments
 
$
754
  
$
430
  
$
(1
)
 
$
1,183