Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Oct. 27, 2019	Oct. 28, 2018	Oct. 29, 2017
Cash flows from operating activities:
Net income	$ 2,706	$ 3,038	$ 3,519
Adjustments required to reconcile net income to cash provided by operating activities:
Depreciation and amortization	363	457	407
Deferred income taxes	49	71	(12)
Other	(19)	4	(9)
Share-based compensation	263	258	220
Changes in operating assets and liabilities, net of amounts acquired:
Accounts receivable	(207)	16	(37)
Inventories	248	(1,014)	(809)
Other current and non-current assets	(86)	(199)	(156)
Accounts payable and accrued expenses	(247)	170	371
Contract liabilities	135	75	133
Income taxes payable	44	886	121
Other liabilities	(2)	25	41
Cash provided by operating activities	3,247	3,787	3,789
Cash flows from investing activities:
Capital expenditures	(441)	(622)	(345)
Cash paid for acquisitions, net of cash acquired	(28)	(6)	(68)
Proceeds from sales and maturities of investments	1,940	3,276	2,743
Purchases of investments	(1,914)	(2,077)	(4,856)
Cash provided by (used in) investing activities	(443)	571	(2,526)
Cash flows from financing activities:
Debt borrowings, net of issuance costs	0	0	2,176
Debt repayments	0	0	(205)
Proceeds from common stock issuances	145	124	97
Common stock repurchases	(2,403)	(5,283)	(1,172)
Tax withholding payments for vested equity awards	(86)	(164)	(125)
Payments of dividends to stockholders	(771)	(605)	(430)
Cash provided by (used in) financing activities	(3,115)	(5,928)	341
Increase (decrease) in cash and cash equivalents	(311)	(1,570)	1,604
Cash and cash equivalents - beginning of year	3,440	5,010	3,406
Cash and cash equivalents - end of year	3,129	3,440	5,010
Supplemental cash flow information:
Cash payments for income taxes	522	300	194
Cash refunds from income taxes	22	63	61
Cash payments for interest	$ 219	$ 219	$ 186