Summary of Significant Accounting Policies - Fair Value Outstanding Debt (Details) - USD ($)	Oct. 31, 2020	Nov. 02, 2019	Dec. 05, 2016	Jun. 03, 2013
Debt Instrument [Line Items]
Principal	$ 5,175,000,000	$ 5,525,000,000
Fair Value	5,708,995,000	5,778,535,000
Senior notes | 2023 Notes, due June 2023
Debt Instrument [Line Items]
Principal				$ 500,000,000.0
Senior notes | 2023 Notes, due December 2023
Debt Instrument [Line Items]
Principal			$ 550,000,000.0
Senior notes | 2026 Notes, due December 2026
Debt Instrument [Line Items]
Principal			900,000,000.0
Senior notes | 2036 Notes, due December 2036
Debt Instrument [Line Items]
Principal			$ 250,000,000.0
Long-term debt
Debt Instrument [Line Items]
Principal	5,175,000,000	5,225,000,000
Long-term debt | Unsecured debt | 3-Year term loan, due March 2022
Debt Instrument [Line Items]
Principal	925,000,000	925,000,000
Fair Value	925,000,000	925,000,000
Long-term debt | Senior notes | 2020 Notes, due March 2020
Debt Instrument [Line Items]
Principal	0	300,000,000
Fair Value	0	300,872,000
Long-term debt | Senior notes | 2021 Notes, due January 2021
Debt Instrument [Line Items]
Principal	0	450,000,000
Fair Value	0	454,634,000
Long-term debt | Senior notes | 2021 Notes, due December 2021
Debt Instrument [Line Items]
Principal	400,000,000	400,000,000
Fair Value	408,565,000	402,591,000
Long-term debt | Senior notes | 2023 Notes, due June 2023
Debt Instrument [Line Items]
Principal	500,000,000	500,000,000
Fair Value	526,855,000	511,190,000
Long-term debt | Senior notes | 2023 Notes, due December 2023
Debt Instrument [Line Items]
Principal	550,000,000	550,000,000
Fair Value	590,177,000	567,159,000
Long-term debt | Senior notes | 2025 Notes, due April 2025
Debt Instrument [Line Items]
Principal	400,000,000	0
Fair Value	434,919,000	0
Long-term debt | Senior notes | 2025 Notes, due December 2025
Debt Instrument [Line Items]
Principal	850,000,000	850,000,000
Fair Value	969,033,000	914,567,000
Long-term debt | Senior notes | 2026 Notes, due December 2026
Debt Instrument [Line Items]
Principal	900,000,000	900,000,000
Fair Value	1,017,505,000	940,192,000
Long-term debt | Senior notes | 2036 Notes, due December 2036
Debt Instrument [Line Items]
Principal	250,000,000	250,000,000
Fair Value	298,153,000	270,891,000
Long-term debt | Senior notes | 2045 Notes, due December 2045
Debt Instrument [Line Items]
Principal	400,000,000	400,000,000
Fair Value	$ 538,788,000	$ 491,439,000