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Summary of Significant Accounting Policies - Accounting Changes and Recent Accounting Pronouncements (Details) - USD ($) | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Oct. 31, 2021 | Oct. 25, 2020 | Oct. 27, 2019 | Oct. 28, 2018 | Oct. 26, 2020 | Oct. 28, 2019 | Oct. 29, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Reclassification to (from) retained earnings | $ 6,881,870,000 | $ 6,523,335,000 |  |  |  |  |
Operating | 72,291,000 | 53,119,000 |  |  |  |  |
Present Value of Lease Liabilities | 75,110,000 |  |  |  |  |  |
Cumulative effect adjustment to retained earnings | (6,978,360,000) | (6,430,326,000) | $ (5,925,535,000) | $ (5,604,818,000) |  |  |
Reclassification out of operating income | (1,122,599,000) | (1,100,220,000) | (1,196,265,000) |  |  |  |
Reclassification into interest and investment income | 46,878,000 | 35,596,000 | 31,520,000 |  |  |  |
Reclassification to accumulated other comprehensive loss | $ 277,269,000 | $ 395,250,000 |  |  |  |  |
ASU 2016-13 | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Reclassification to (from) retained earnings |  |  |  |  | $ 0 |  |
ASU 2016-02 |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Operating |  |  |  |  |  | $ 112,700,000 |
Present Value of Lease Liabilities |  |  |  |  |  | $ 114,100,000 |
ASU 2016-16 | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Cumulative effect adjustment to retained earnings |  |  | $ 10,500,000 | 10,475,000 |  |  |
ASU 2017-07 |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Reclassification out of operating income |  |  |  | 19,000,000 |  |  |
Reclassification into interest and investment income |  |  |  | 19,000,000 |  |  |
ASU 2017-12 |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Reclassification to (from) retained earnings |  |  |  |  |  |  | $ 0
Reclassification to accumulated other comprehensive loss |  |  |  |  |  |  | 0
ASU 2017-12 | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Cumulative effect adjustment to retained earnings |  |  |  | 0 |  |  |
ASU 2018-02 |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Reclassification to (from) retained earnings |  |  |  |  |  |  | 53,800,000
Reclassification to accumulated other comprehensive loss |  |  |  |  |  |  | $ 53,800,000
ASU 2018-02 | Cumulative Effect, Period of Adoption, Adjustment |  |  |  |  |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |  |  |  |  |
Cumulative effect adjustment to retained earnings |  |  |  | $ 1,436,000 |  |  |

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