Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities (Notes)

v3.19.2
Marketable Securities (Notes)
9 Months Ended
Jun. 30, 2019
Marketable Securities [Abstract]  
Marketable Securities Marketable Securities
Our marketable securities were comprised as follows (in millions):
 
Current
 
Noncurrent (1)
 
June 30,
2019
 
September 30,
2018
 
June 30,
2019
 
September 30,
2018
Available-for-sale debt securities:
 
 
 
 
 
 
 
Corporate bonds and notes
$
19

 
$
144

 
$

 
$

Auction rate securities

 

 
35

 
35

Total available-for-sale debt securities
19

 
144

 
35

 
35

Equity securities
416

 
167

 
1

 

Total marketable securities
$
435

 
$
311

 
$
36

 
$
35


(1) Noncurrent marketable securities were included in other assets.
The contractual maturities of available-for-sale debt securities were as follows (in millions):
 
June 30,
2019
Years to Maturity
 
Less than one year
$
19

No single maturity date
35

Total
$
54

Debt securities with no single maturity date included auction rate securities.
During the three and nine months ended June 30, 2019, there were no realized gains or losses on sales of available-for-sale debt securities, and during the three months ended June 24, 2018, gross realized gains and losses were negligible. During the nine months ended June 24, 2018, gross realized gains and losses were $15 million and negligible, respectively. As of June 30, 2019 and September 30, 2018, unrealized gains and losses on available-for-sale debt securities were negligible. As of September 30, 2018, available-for-sale securities also included equity securities with a fair value of $167 million, including an unrealized gain of $63 million.