Balance Sheet Detail (Accounts Payable and Accrued Expense) (Details) - USD ($) $ in Millions	Jan. 27, 2019	Oct. 28, 2018
Accounts Payable and Accrued Expenses
Accounts payable	$ 978	$ 996
Compensation and employee benefits	426	639
Warranty	200	208
Dividends payable	190	193
Income taxes payable	129	136
Other accrued taxes	73	112
Interest payable	59	38
Other	365	399
Accounts Payable and Accrued Expenses	$ 2,420	$ 2,721