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Goodwill
 3 Months Ended
Mar. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill
Goodwill
 
The changes in the carrying amount of goodwill by reportable segment for the three months ended March 31, 2017, are as follows (amounts in millions):

 
 
Activision
 
Blizzard
 
King
 
Other
 
Total
Balance at December 31, 2016
 
$
6,903

 
$
178

 
$
2,675

 
$
12

 
$
9,768

Other
 
(5
)
 
—

 
—

 
—

 
(5
)
Balance at March 31, 2017
 
$
6,898

 
$
178

 
$
2,675

 
$
12

 
$
9,763