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Goodwill (Tables)
9 Months Ended
Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Changes in the Carrying Amount of Goodwill by Operating Segments
The carrying amount of goodwill by reportable segment at both September 30, 2021 and December 31, 2020, was as follows (amounts in millions):

 ActivisionBlizzardKingTotal
Goodwill$6,899 $190 $2,676 $9,765