v3.19.1

Shareholders' Equity (Tables) | 9 Months Ended
--- | ---
Apr. 27, 2019
Stockholders' Equity Note [Abstract] |
Stock Repurchase Program | A summary of the stock repurchase activity for fiscal 2019 and 2018 under the stock repurchase program, reported based on the trade date, is summarized as follows (in millions, except per-share amounts):
Quarter Ended |  | Shares |  | Weighted-Average Price per Share |  | Amount
Fiscal 2019 |  |  |  |  |  |
April 27, 2019 |  | 116 |  |  | $ | 52.14 |  |  | $ | 6,020 |
January 26, 2019 |  | 111 |  |  | $ | 45.09 |  |  | $ | 5,016 |
October 27, 2018 |  | 109 |  |  | $ | 46.01 |  |  | $ | 5,026 |
Fiscal 2018 |  |  |  |  |  |
July 28, 2018 |  | 138 |  |  | $ | 43.58 |  |  | $ | 6,015 |
April 28, 2018 |  | 140 |  |  | $ | 42.83 |  |  | $ | 6,015 |
January 27, 2018 |  | 103 |  |  | $ | 39.07 |  |  | $ | 4,011 |
October 28, 2017 |  | 51 |  |  | $ | 31.80 |  |  | $ | 1,620 |

X
- Definition Schedule Of Common Stock Repurchased Text Block + References No definition available. + Details
Name: | csco_ScheduleOfCommonStockRepurchasedTextBlock
Namespace Prefix: | csco_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration