v2.4.0.8

Financing Receivables And Guarantees (Schedule Of Financing Receivables) (Detail) (USD $) In Millions, unless otherwise specified	Oct. 26, 2013	Jul. 27, 2013	Oct. 27, 2012	Jul. 28, 2012
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross Financing Receivable before Unearned and Credit Loss Allowance	$ 8,639	$ 8,565
Unearned income	(264)	(273)
Allowance for Credit Losses	(350)	(344)	(374)	(380)
Total, net	8,025	7,948
Current	4,132	4,037
Noncurrent	3,893	3,911
Lease Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross Financing Receivable before Unearned and Credit Loss Allowance	3,813	3,780
Unearned income	(264)	(273)
Allowance for Credit Losses	(237)	(238)
Total, net	3,312	3,269
Current	1,463	1,418
Noncurrent	1,849	1,851
Loan Receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross Financing Receivable before Unearned and Credit Loss Allowance	1,808	1,649
Unearned income	0	0
Allowance for Credit Losses	(93)	(86)
Total, net	1,715	1,563
Current	951	898
Noncurrent	764	665
Financed Service Contracts And Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Gross Financing Receivable before Unearned and Credit Loss Allowance	3,018	3,136
Unearned income	0	0
Allowance for Credit Losses	(20)	(20)
Total, net	2,998	3,116
Current	1,718	1,721
Noncurrent	$ 1,280	$ 1,395

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- Definition

Financing Receivable Gross

+ References

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- Definition

Unearned Income

+ References

No definition available.

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X

- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 11B

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524

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X

- Definition

Financing receivables that are current.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 7A

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953401-111524

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- Definition

An amount representing an agreement for an unconditional promise by the maker to pay the Entity (holder) a definite sum of money at a future date more than one year from the balance sheet date, net of any write-downs taken for collection uncertainty on the part of the holder. Such amount may include accrued interest receivable in accordance with the terms of the debt. The debt also may contain provisions and related items including a discount or premium, payable on demand, secured, or unsecured, interest bearing or noninterest bearing, among a myriad of other features and characteristics. This amount does not include amounts related to receivables held-for-sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.17)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 17

-Article 5

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- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.3)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

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