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