XML 56 R40.htm IDEA: XBRL DOCUMENT v3.22.2.2
Available-for-Sale Debt and Equity Investments (Tables)
 12 Months Ended
Jul. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
Summary of Available-for-Sale Investments
The following tables summarize our available-for-sale debt investments (in millions):
July 30, 2022Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized and Credit Losses		Fair
Value
U.S. government securities
$1,287 $— $(49)$1,238 
U.S. government agency securities 142 — (4)138 
Non-U.S. government and agency securities272 — — 272 
Corporate debt securities8,127 2 (311)7,818 
U.S. agency mortgage-backed securities2,134 — (158)1,976 
Commercial paper255 — — 255 
Certificates of deposit250 — — 250 
Total$12,467 $2 $(522)$11,947 
July 31, 2021Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized and Credit Losses		Fair
Value
U.S. government securities
$1,773 $21 $— $1,794 
U.S. government agency securities 152 — — 152 
Non-U.S. government and agency securities3 — — 3 
Corporate debt securities8,727 213 (30)8,910 
U.S. agency mortgage-backed securities2,838 34 (10)2,862 
Commercial paper1,190 — — 1,190 
Certificates of deposit295 — — 295 
Total$14,978 $268 $(40)$15,206 
Gross Realized Gains and Gross Realized Losses Related to Available-for-Sale Investment
The following table presents the gross realized gains and gross realized losses related to available-for-sale debt investments (in millions):
Years EndedJuly 30, 2022July 31, 2021July 25, 2020
Gross realized gains$27 $55 $70 
Gross realized losses(18)(2)(28)
Total$9 $53 $42 
Available-for-Sale Investments with Gross Unrealized Losses
The following tables present the breakdown of the available-for-sale debt investments with gross unrealized losses and the duration that those losses had been unrealized at July 30, 2022 and July 31, 2021 (in millions):
 UNREALIZED LOSSES
LESS THAN 12 MONTHS		UNREALIZED LOSSES
12 MONTHS OR GREATER		TOTAL
July 30, 2022Fair ValueGross
Unrealized
Losses		Fair ValueGross
Unrealized
Losses		Fair ValueGross 
Unrealized 
Losses
U.S. government securities$1,110 $(44)$120 $(5)$1,230 $(49)
U.S. government agency securities114 (2)24 (2)138 (4)
Non-U.S. government and agency securities264 — — — 264 — 
Corporate debt securities6,920 (240)422 (37)7,342 (277)
U.S. agency mortgage-backed securities1,305 (96)615 (62)1,920 (158)
Total$9,713 $(382)$1,181 $(106)$10,894 $(488)
 UNREALIZED LOSSES
LESS THAN 12 MONTHS		UNREALIZED LOSSES
12 MONTHS OR GREATER		TOTAL
July 31, 2021Fair ValueGross
Unrealized
Losses		Fair ValueGross
Unrealized
Losses		Fair ValueGross 
Unrealized 
Losses
U.S. government securities$468 $— $— $— $468 $— 
U.S. government agency securities26 — — — 26 — 
Corporate debt securities1,086 (5)6 — 1,092 (5)
U.S. agency mortgage-backed securities1,293 (10)13 — 1,306 (10)
Commercial paper37 — — — 37 — 
Total$2,910 $(15)$19 $— $2,929 $(15)
Maturities of Fixed Income Securities
The following table summarizes the maturities of our available-for-sale debt investments as of July 30, 2022 (in millions): 
Amortized CostFair Value
Within 1 year$3,273 $3,219 
After 1 year through 5 years6,946 6,646 
After 5 years through 10 years111 103 
After 10 years3 3 
Mortgage-backed securities with no single maturity2,134 1,976 
Total$12,467 $11,947