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Balance Sheet and Other Details
 9 Months Ended
Apr. 30, 2022
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Balance Sheet and Other Details Balance Sheet and Other Details
The following tables provide details of selected balance sheet and other items (in millions):
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents
April 30,
2022		July 31,
2021
Cash and cash equivalents$6,952 $9,175 
Restricted cash and restricted cash equivalents included in other current assets7 14 
Restricted cash and restricted cash equivalents included in other assets750 753 
Total$7,709 $9,942 
Our restricted cash equivalents are funds primarily related to contractual obligations with suppliers.
Inventories
April 30,
2022		July 31,
2021
Raw materials$1,414 $801 
Work in process165 54 
Finished goods:
Deferred cost of sales80 97 
Manufactured finished goods462 422 
Total finished goods542 519 
Service-related spares103 174 
Demonstration systems7 11 
Total$2,231 $1,559 

Property and Equipment, Net
April 30,
2022		July 31,
2021
Gross property and equipment:
Land, buildings, and building and leasehold improvements$4,243 $4,304 
Computer equipment and related software834 858 
Production, engineering, and other equipment4,733 5,106 
Operating lease assets205 273 
Furniture, fixtures and other345 377 
Total gross property and equipment10,360 10,918 
Less: accumulated depreciation and amortization
(8,314)(8,580)
Total$2,046 $2,338 
Remaining Performance Obligations (RPO)
April 30,
2022		July 31,
2021
Product$13,416 $13,270 
Service16,789 17,623 
Total$30,205 $30,893 
Short-term RPO$16,241 $16,289 
Long-term RPO13,964 14,604 
Total$30,205 $30,893 
Amount to be recognized as revenue over next 12 months
54 %53 %
Deferred revenue$22,293 $22,164 
Unbilled contract revenue7,912 8,729 
Total$30,205 $30,893 
Unbilled contract revenue represents noncancelable contracts for which we have not invoiced, have an obligation to perform, and revenue has not yet been recognized in the financial statements.
Deferred Revenue
April 30,
2022		July 31,
2021
Product$9,835 $9,416 
Service12,458 12,748 
Total$22,293 $22,164 
Reported as:
Current$12,249 $12,148 
Noncurrent10,044 10,016 
Total$22,293 $22,164