Investments and Fair Value Measurements - Summary of Short-term Investments (Details) - USD ($) $ in Millions	Oct. 03, 2021	Jan. 03, 2021
Available-for-sale debt securities:
Amortized Cost	$ 0	$ 1,285
Gross Unrealized Gains	0	1
Estimated Fair Value	0	1,286
Debt securities in government-sponsored entities
Available-for-sale debt securities:
Amortized Cost	0	10
Gross Unrealized Gains	0	0
Estimated Fair Value	0	10
Corporate debt securities
Available-for-sale debt securities:
Amortized Cost	0	445
Gross Unrealized Gains	0	0
Estimated Fair Value	0	445
U.S. Treasury securities
Available-for-sale debt securities:
Amortized Cost	0	830
Gross Unrealized Gains	0	1
Estimated Fair Value	$ 0	$ 831

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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

+ References

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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