Marketable Securities (Tables)

6 Months Ended

Mar. 29, 2020

Investments, Debt and Equity Securities [Abstract]

Marketable Securities

Our marketable securities were comprised as follows (in millions):

	Current				Noncurrent (1)
	March 29, 2020		September 29, 2019		March 29, 2020		September 29, 2019
Available-for-sale debt securities:
U.S. Treasury securities and government-related securities	$	3	$	—	$	—	$	—
Corporate bonds and notes	1,253		4		—		—
Mortgage- and asset-backed and auction rate securities	48		—		33		35
Total available-for-sale debt securities	1,304		4		33		35
Equity securities	239		417		—		1
Total marketable securities	$	1,543	$	421	$	33	$	36

(1) Noncurrent marketable securities were included in other assets.

Investments Classified by Contractual Maturity Date

The contractual maturities of available-for-sale marketable debt securities were as follows (in millions):

	March 29, 2020
Years to Maturity
Less than one year	$	813
One to five years	443
No single maturity date	81
Total	$	1,337