Consolidated Condensed Statements of Cash Flows - USD ($) $ in Millions	6 Months Ended
	May. 01, 2016	Apr. 26, 2015
Cash flows from operating activities:
Net income	$ 606	$ 712
Adjustments required to reconcile net income to cash provided by operating activities:
Depreciation and amortization	192	182
Share-based compensation	102	95
Excess tax benefits from share-based compensation	(13)	(51)
Deferred income taxes	(7)	7
Other	15	21
Changes in operating assets and liabilities:
Accounts receivable	(175)	(128)
Inventories	(92)	(146)
Other current and non-current assets	54	(147)
Accounts payable and accrued expenses	(255)	(95)
Customer deposits and deferred revenue	216	(66)
Income taxes payable	44	(44)
Other liabilities	1	18
Cash provided by operating activities	688	358
Cash flows from investing activities:
Capital expenditures	(115)	(113)
Cash paid for acquisitions, net of cash acquired	(8)	0
Proceeds from sales and maturities of investments	473	317
Purchases of investments	(464)	(344)
Cash used in investing activities	(114)	(140)
Cash flows from financing activities:
Debt repayments	(1,205)	0
Proceeds from common stock issuances	44	42
Common stock repurchases	(1,525)	0
Excess tax benefits from share-based compensation	13	51
Payments of dividends to stockholders	(228)	(245)
Cash used in financing activities	(2,901)	(152)
Effect of exchange rate changes on cash and cash equivalents	0	(1)
Increase (decrease) in cash and cash equivalents	(2,327)	65
Cash and cash equivalents — beginning of period	4,797	3,002
Cash and cash equivalents — end of period	2,470	3,067
Supplemental cash flow information:
Cash payments for income taxes	95	207
Cash refunds from income taxes	103	5
Cash payments for interest	$ 76	$ 46