Investments and Fair Value Measurements - Summary of Contractual Maturities of Available-for-sale Debt Securities (Details) - USD ($) $ in Millions	Sep. 27, 2020	Dec. 29, 2019
Estimated Fair Value
Due within one year	$ 627
After one but within five years	702
Total	$ 1,329	$ 1,266

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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Balance Type:	debit
Period Type:	instant