Employee Benefit Plans - Employee Stock Purchase Plan (Details) - Employee stock purchase plan shares in Millions |
12 Months Ended | ||
---|---|---|---|
Jul. 30, 2022
period
shares
|
Jul. 31, 2021
shares
|
Jul. 25, 2020
shares
|
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Consecutive offering period | 24 months | ||
Number of purchase periods | period | 4 | ||
Purchase period | 6 months | ||
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Purchase Date | 15.00% | ||
Shares issued under employee purchase plan, shares (in shares) | 18 | 17 | 18 |
Shares reserved for issuance (in shares) | 107 |