| Investments - Bejing Unisoc Technology (Details) - USD ($) $ in Millions | 3 Months Ended | ||
|---|---|---|---|
| Apr. 02, 2022 | Mar. 27, 2021 | Dec. 25, 2021 | |
| Schedule of Investments [Line Items] | |||
| Gains (losses) on equity investments, net | $ 4,323 | $ 368 | |
| Bejing Unisoc Technology Ltd. | |||
| Schedule of Investments [Line Items] | |||
| Gains (losses) on equity investments, net | $ 471 | ||
| Net book value of nonmarketable equity investment | $ 1,100 | $ 1,100 | |
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- Definition Amount of unrealized and realized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
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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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