Intangible Assets, Net (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Total intangible assets, net	$ 1,858,000,000	$ 482,000,000
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, definite-lived intangible assets	2,438,000,000	440,000,000
Accumulated amortization, definite-lived intangible assets	(1,013,000,000)	(391,000,000)
Net carrying amount, definite-lived intangible assets	1,425,000,000	49,000,000
Acquired Indefinite-lived Intangible Assets [Line Items]
Net carrying amount, indefinite-lived intangible assets	433,000,000	433,000,000
Amortization expense disclosure
Amortization expense	708,000,000	13,000,000	$ 13,000,000
Impairment of intangible assets	0	0	0
Activision trademark
Acquired Indefinite-lived Intangible Assets [Line Items]
Net carrying amount, indefinite-lived intangible assets	386,000,000	386,000,000
Acquired trade names
Acquired Indefinite-lived Intangible Assets [Line Items]
Net carrying amount, indefinite-lived intangible assets	47,000,000	47,000,000
Amortization expense disclosure
Impairment of intangible assets	0	0	$ 0
License agreements and other
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, definite-lived intangible assets		116,000,000
Accumulated amortization, definite-lived intangible assets		(93,000,000)
Net carrying amount, definite-lived intangible assets		$ 23,000,000
License agreements and other | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life		1 year
License agreements and other | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life		10 years
Internally-developed franchises
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life		11 years
Gross carrying amount, definite-lived intangible assets	1,154,000,000	$ 309,000,000
Accumulated amortization, definite-lived intangible assets	(583,000,000)	(298,000,000)
Net carrying amount, definite-lived intangible assets	$ 571,000,000	$ 11,000,000
Internally-developed franchises | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	3 years
Internally-developed franchises | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	11 years
Developed software
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life		5 years
Gross carrying amount, definite-lived intangible assets	$ 595,000,000	$ 15,000,000
Accumulated amortization, definite-lived intangible assets	(145,000,000)	0
Net carrying amount, definite-lived intangible assets	$ 450,000,000	$ 15,000,000
Developed software | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	3 years
Developed software | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	5 years
Customer base
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	2 years
Gross carrying amount, definite-lived intangible assets	$ 617,000,000
Accumulated amortization, definite-lived intangible assets	(266,000,000)
Net carrying amount, definite-lived intangible assets	351,000,000
Acquired trade names
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, definite-lived intangible assets	54,000,000
Accumulated amortization, definite-lived intangible assets	(8,000,000)
Net carrying amount, definite-lived intangible assets	$ 46,000,000
Acquired trade names | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	7 years
Acquired trade names | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	10 years
Other
Acquired Finite-Lived Intangible Assets [Line Items]
Gross carrying amount, definite-lived intangible assets	$ 18,000,000
Accumulated amortization, definite-lived intangible assets	(11,000,000)
Net carrying amount, definite-lived intangible assets	$ 7,000,000
Other | Minimum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	1 year
Other | Maximum
Acquired Finite-Lived Intangible Assets [Line Items]
Estimated useful life	8 years