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Cash and Investments, Equity Method Investments (Detail) (USD $)
In Millions, unless otherwise specified |
9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended | 3 Months Ended | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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Sep. 28, 2013
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Sep. 29, 2012
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Dec. 29, 2012
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Sep. 28, 2013
IM Flash Technologies, LLC [Member]
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Sep. 28, 2013
IM Flash Technologies, LLC [Member]
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Sep. 29, 2012
IM Flash Technologies, LLC [Member]
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Dec. 29, 2012
IM Flash Technologies, LLC [Member]
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Sep. 29, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
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Sep. 29, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
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Sep. 29, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Micron Technology, Inc. [Member]
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Jun. 30, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Micron Technology, Inc. [Member]
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Sep. 28, 2013
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Micron Technology, Inc. [Member]
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Sep. 29, 2012
IM Flash Technologies, LLC and IM Flash Singapore, LLP [Member]
Micron Technology, Inc. [Member]
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Sep. 28, 2013
Clearwire, LLC [Member]
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| Schedule of Equity Method Investments [Line Items] | ||||||||||||||
| Proceeds from Sale, Maturity and Collection of Investments | $ 328 | |||||||||||||
| Equity Method Investment, Realized Gain (Loss) on Disposal | 328 | |||||||||||||
| Equity Method Investments Textual Details [Abstract] | ||||||||||||||
| Proceeds From Sale Of Certain Assets Of Joint Ventures To Counterparty | 605 | 0 | 605 | |||||||||||
| Ownership Percentage | 49.00% | 49.00% | ||||||||||||
| Carrying Value | 985 | 992 | 656 | 656 | 642 | |||||||||
| Amount Provided To Counterparty As Part Of Modification Of Our Joint Venture Relationship | 365 | |||||||||||||
| Return of equity method investments | 35 | 137 | 35 | 137 | ||||||||||
| Variable Interest Entity, Reporting Entity Involvement, Known Maximum Loss Exposure, Amount | 656 | 656 | ||||||||||||
| Percentage of purchase commitment of production output and production-related services | 49.00% | 49.00% | ||||||||||||
| Related Party Transactions [Abstract] | ||||||||||||||
| Related Party Transaction, Purchases from Related Party | 80 | 280 | 120 | 620 | ||||||||||
| Due to Related Parties | $ 90 | $ 90 | $ 90 | |||||||||||