Consolidated Condensed Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
Jan. 25, 2015	Jan. 26, 2014
Cash flows from operating activities:
Net income	$ 348us-gaap_NetIncomeLoss	$ 253us-gaap_NetIncomeLoss
Adjustments required to reconcile net income to cash provided by operating activities:
Depreciation and amortization	92us-gaap_DepreciationAndAmortization	94us-gaap_DepreciationAndAmortization
Unrealized gain on derivatives associated with announced business combination	(78)	(24)
Share-based compensation	48us-gaap_ShareBasedCompensation	46us-gaap_ShareBasedCompensation
Excess tax benefits from share-based compensation	(39)	(18)
Deferred income taxes and other	36	9
Changes in operating assets and liabilities:
Accounts receivable	90	123
Inventories	(74)us-gaap_IncreaseDecreaseInInventories	(119)us-gaap_IncreaseDecreaseInInventories
Other assets	1	37
Accounts payable and accrued expenses	(156)	(106)
Customer deposits and deferred revenue	(156)	107
Income taxes payable	(39)	20
Other liabilities	(13)	(50)
Cash provided by operating activities	60	372
Cash flows from investing activities:
Capital expenditures	(49)	(48)
Proceeds from sales and maturities of investments	140	364
Purchases of investments	(141)us-gaap_PaymentsToAcquireInvestments	(163)us-gaap_PaymentsToAcquireInvestments
Cash provided by (used in) investing activities	(50)	153
Cash flows from financing activities:
Proceeds from common stock issuances and other	0	10
Excess tax benefits from share-based compensation	39	18
Payments of dividends to stockholders	(122)us-gaap_PaymentsOfDividends	(120)us-gaap_PaymentsOfDividends
Cash used in financing activities	(83)	(92)
Increase (decrease) in cash and cash equivalents	(73)	433
Cash and cash equivalents — beginning of period	3,002	1,711
Cash and cash equivalents — end of period	2,929	2,144
Supplemental cash flow information:
Cash payments for income taxes	89us-gaap_IncomeTaxesPaid	26us-gaap_IncomeTaxesPaid
Cash refunds from income taxes	3us-gaap_ProceedsFromIncomeTaxRefunds	9us-gaap_ProceedsFromIncomeTaxRefunds
Cash payments for interest	$ 39us-gaap_InterestPaidNet	$ 39us-gaap_InterestPaidNet

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- Definition

The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Details

Name:	us-gaap_SupplementalCashFlowInformationAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration