Balance Sheet Detail - Accounts Payable and Accrued Expense (Details) - USD ($) $ in Millions	Jan. 31, 2021	Oct. 25, 2020
Accounts Payable and Accrued Expenses
Accounts payable	$ 1,076	$ 1,124
Compensation and employee benefits	532	800
Warranty	196	201
Dividends payable	202	201
Income taxes payable	210	222
Other accrued taxes	12	33
Interest payable	55	36
Operating lease liabilities, current	63	64
Other	586	457
Accounts Payable and Accrued Expenses	$ 2,932	$ 3,138