Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring - Total Restructuring and Related Costs by Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 132	$ 10	$ 15
Activision
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	19
Blizzard
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	68
King
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	20
Other segments
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 25