Investments, Non-Marketable Cost Method Investments (Detail) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 28, 2019 |
Dec. 29, 2018 |
Dec. 30, 2017 |
Dec. 26, 2015 |
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| Gain (Loss) on Securities [Line Items] | ||||
| Non-marketable equity securities | $ 37 | $ 1,624 | ||
| Impairments | 122 | 424 | $ 833 | |
| Cost-method Investments [Member] | ||||
| Gain (Loss) on Securities [Line Items] | ||||
| Impairments | $ 122 | $ 132 | 555 | |
| Beijing UniSpreadtrum Technology Ltd [Member] | ||||
| Gain (Loss) on Securities [Line Items] | ||||
| Non-marketable equity securities | $ 966 | |||
| Impairments | 308 | |||
| Additional required investment funding | $ 500 | |||
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- Definition Non-marketable Equity Securities, Additional Required Funding No definition available.
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount by which the fair value of an investment is less than the amortized cost basis or carrying amount of that investment at the balance sheet date and the decline in fair value is deemed to be other than temporary, before considering whether or not such amount is recognized in earnings or other comprehensive income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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