Fair Value Measurements - Schedule of Available for Sale Securities Maturities (Details) $ in Millions	Sep. 27, 2020 USD ($)
Cost Basis
Due within one year	$ 13,368
Due after one year through five years	22
Due after five years through ten years	0
Total debt securities	13,390
Fair Value
Due within one year	13,369
Due after one year through five years	22
Due after five years through ten years	0
Total debt securities	$ 13,391

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in sixth fiscal year through tenth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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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), with single maturity date and allocated without single maturity date, maturing in second through fifth fiscal year following latest fiscal year. Excludes interim and annual periods when interim period is reported on rolling approach, from latest statement of financial position date.

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