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

X

- Definition

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).

+ References

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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

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-Name Accounting Standards Codification
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