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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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-Publisher FASB

-Name Accounting Standards Codification

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Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Amount of amortization expense expected to be recognized in the remainder of the fiscal year following the latest fiscal year ended for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

No definition available.

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Amount of amortization expense expected to be recognized during the fifth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount of amortization expense expected to be recognized during the fourth fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Publisher FASB

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Amount of amortization expense expected to be recognized during the third fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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-Publisher FASB

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Amount of amortization expense expected to be recognized during the second fiscal year following the latest fiscal year for assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

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Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit.

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-Publisher FASB

-Name Accounting Standards Codification

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Intangible Assets, Net (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		12 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Amortization expense disclosure
Amortization expense	$ 1us-gaap_AmortizationOfIntangibleAssets	$ 2us-gaap_AmortizationOfIntangibleAssets
Indefinite Lived Intangible Assets
Net carrying amount, indefinite-lived intangible assets	433		433
Finite-Lived Intangible Assets
Gross carrying amount, definite-lived intangible assets	407		407
Accumulated amortization, definite-lived intangible assets	(379)		(378)
Net carrying amount, definite-lived intangible assets	28us-gaap_FiniteLivedIntangibleAssetsNet		29us-gaap_FiniteLivedIntangibleAssetsNet
Definite-lived intangible assets, future amortization expense disclosure
2015 (remaining nine months)	10
2016	8
2017	5
2018	3
2019	2
Total	28us-gaap_FiniteLivedIntangibleAssetsNet		29us-gaap_FiniteLivedIntangibleAssetsNet
Activision trademark
Indefinite Lived Intangible Assets
Net carrying amount, indefinite-lived intangible assets	386		386
License agreements and other
Finite-Lived Intangible Assets
Gross carrying amount, definite-lived intangible assets	98		98
Accumulated amortization, definite-lived intangible assets	(92)		(92)
Net carrying amount, definite-lived intangible assets	6		6
Definite-lived intangible assets, future amortization expense disclosure
Total	6		6
License agreements and other \| Maximum
Finite-Lived Intangible Assets
Estimated useful life	10 years		10 years
License agreements and other \| Minimum
Finite-Lived Intangible Assets
Estimated useful life	3 years		3 years
Internally developed franchises
Finite-Lived Intangible Assets
Gross carrying amount, definite-lived intangible assets	309		309
Accumulated amortization, definite-lived intangible assets	(287)		(286)
Net carrying amount, definite-lived intangible assets	22		23
Definite-lived intangible assets, future amortization expense disclosure
Total	22		23
Internally developed franchises \| Maximum
Finite-Lived Intangible Assets
Estimated useful life	12 years		12 years
Internally developed franchises \| Minimum
Finite-Lived Intangible Assets
Estimated useful life	11 years		11 years
Acquired trade names
Indefinite Lived Intangible Assets
Net carrying amount, indefinite-lived intangible assets	$ 47		47