$ 6,281

$ 6,311

(3,299)

(3,228)

2,982

3,083

Technology-based

3,749

^[1]

3,760

^[1]

(2,160)

^[1]

(2,110)

^[1]

1,589

^[1]

1,650

^[1]

Marketing-related

1,347

1,348

(232)

(211)

1,115

1,137

Contract-based

812

823

(683)

(688)

129

135

Customer-related

373

380

(224)

(219)

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

$ 149

$ 161

[1]	Technology-based intangible assets included $208 million and $218 million as of September 30, 2013 and June 30, 2013, respectively, of net carrying amount of software to be sold, leased, or otherwise marketed.

Intangible Assets - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Finite-Lived Intangible Assets [Line Items]
Intangible assets amortization expense	$ 162	$ 178
Amortization of capitalized software	$ 46	$ 40

Estimated Future Amortization Expense Related to Intangible Assets (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Jun. 30, 2013
Finite-Lived Intangible Assets [Line Items]
2014 (excluding the three months ended September 30, 2013)	$ 493
Year Ending June 30, 2015	479
Year Ending June 30, 2016	390
Year Ending June 30, 2017	287
Year Ending June 30, 2018	246
Thereafter	1,087
Net Carrying Amount	$ 2,982	$ 3,083

Debt - Additional Information (Detail) (USD $)	3 Months Ended
Debt - Additional Information (Detail) (USD $)	Sep. 30, 2013	Jun. 30, 2013
Debt Instrument [Line Items]
Debt amount	$ 15,900,000,000
Commercial paper	1,300,000,000
Long-term debt	14,600,000,000	15,600,000,000
Credit facility		1,300,000,000
Credit facility, expiration date	Jun. 24, 2018
Credit facility, financial covenant	As of September 30, 2013, we were in compliance with the only financial covenant in the credit agreement, which requires us to maintain a coverage ratio of at least three times earnings before interest, taxes, depreciation, and amortization to interest expense, as defined in the credit agreement. The credit facility expires on June 24, 2018. No amounts were drawn against the credit facility since its inception.
Long-term debt fair value	14,500,000,000	15,800,000,000
Unamortized discount	$ 63,000,000	$ 65,000,000
Commercial paper
Debt Instrument [Line Items]
Commercial paper, weighted average interest rate	0.10%
Commercial paper \| Lower Limit
Debt Instrument [Line Items]
Commercial paper, maturity term	70 days
Commercial paper \| Upper Limit
Debt Instrument [Line Items]
Commercial paper, maturity term	98 days

Long-term Debt (Detail)
In Millions, unless otherwise specified

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

3 Months Ended

12 Months Ended

Sep. 30, 2013

USD ($)

Jun. 30, 2013

USD ($)

Apr. 30, 2013

EUR (€)

Sep. 30, 2013

Notes 0.875 Percent Due September 27th 2013

USD ($)

Jun. 30, 2013

Notes 0.875 Percent Due September 27th 2013

USD ($)

Sep. 30, 2013

Notes 2.95 Percent Due June 1st 2014

USD ($)

Jun. 30, 2013

Notes 2.95 Percent Due June 1st 2014

USD ($)

Sep. 30, 2013

Notes 1.625 Percent Due September 25th 2015

USD ($)

Jun. 30, 2013

Notes 1.625 Percent Due September 25th 2015

USD ($)

Sep. 30, 2013

Notes 2.5 Percent Due February 8th 2016

USD ($)

Jun. 30, 2013

Notes 2.5 Percent Due February 8th 2016

USD ($)

Sep. 30, 2013

Notes 0.875 Percent Due November 15th 2017

USD ($)

Jun. 30, 2013

Notes 0.875 Percent Due November 15th 2017

USD ($)

Sep. 30, 2013

Notes 1.0 Percent Due May 1st, 2018

USD ($)

Jun. 30, 2013

Notes 1.0 Percent Due May 1st, 2018

USD ($)

Sep. 30, 2013

Notes 4.2 Percent Due June 1st 2019

USD ($)

Jun. 30, 2013

Notes 4.2 Percent Due June 1st 2019

USD ($)

Sep. 30, 2013

Notes 3.0 Percent Due October 1st 2020

USD ($)

Jun. 30, 2013

Notes 3.0 Percent Due October 1st 2020

USD ($)

Sep. 30, 2013

Notes 4.0 Percent Due February 8th 2021

USD ($)

Jun. 30, 2013

Notes 4.0 Percent Due February 8th 2021

USD ($)

Sep. 30, 2013

Notes 2.125 Percent Due November 15th 2022

USD ($)

Jun. 30, 2013

Notes 2.125 Percent Due November 15th 2022

USD ($)

Sep. 30, 2013

Notes 2.375 Percent Due May 1st, 2023

USD ($)

Jun. 30, 2013

Notes 2.375 Percent Due May 1st, 2023

USD ($)

Sep. 30, 2013

Notes 2.625 Percent Due May 2, 2033

USD ($)

Jun. 30, 2013

Notes 2.625 Percent Due May 2, 2033

USD ($)

Sep. 30, 2013

Notes 5.2 Percent Due June 1st 2039

USD ($)

Jun. 30, 2013

Notes 5.2 Percent Due June 1st 2039

USD ($)

Sep. 30, 2013

Notes 4.5 Percent Due October 1st 2040

USD ($)

Jun. 30, 2013

Notes 4.5 Percent Due October 1st 2040

USD ($)

Sep. 30, 2013

Notes 5.3 Percent Due February 8th 2041

USD ($)

Jun. 30, 2013

Notes 5.3 Percent Due February 8th 2041

USD ($)

Sep. 30, 2013

Notes 3.5 Percent Due November 15th 2042

USD ($)

Jun. 30, 2013

Notes 3.5 Percent Due November 15th 2042

USD ($)

Sep. 30, 2013

Notes 3.750 Percent Due May 1, 2043

USD ($)

Jun. 30, 2013

Notes 3.750 Percent Due May 1, 2043

USD ($)

Debt Instrument [Line Items]

Debt maturity date

Sep. 27, 2013

Jun. 01, 2014

Sep. 25, 2015

Feb. 08, 2016

Nov. 15, 2017

May 01, 2018

Jun. 01, 2019

Oct. 01, 2020

Feb. 08, 2021

Nov. 15, 2022

May 01, 2023

May 02, 2033

^[1]

May 02, 2033

^[1]

Jun. 01, 2039

Oct. 01, 2040

Feb. 08, 2041

Nov. 15, 2042

May 01, 2043

Face Value

$ 14,695

$ 15,665

€ 550

$ 0

$ 1,000

$ 2,000

$ 1,750

$ 750

$ 600

$ 450

$ 1,000

$ 500

$ 750

$ 1,000

$ 745

^[1]

$ 715

^[1]

$ 750

$ 1,000

$ 900

$ 500

Stated Interest Rate

0.875%

2.95%

1.625%

2.50%

0.875%

1.00%

4.20%

3.00%

4.00%

2.125%

2.375%

2.625%

^[1]

2.625%

^[1]

5.20%

4.50%

5.30%

3.50%

3.75%

Effective Interest Rate

1.00%

3.049%

1.795%

2.642%

1.084%

1.106%

4.379%

3.137%

4.082%

2.239%

2.465%

2.69%

^[1]

2.69%

^[1]

5.24%

4.567%

5.361%

3.571%

3.829%

[1]	In April 2013, we issued €550 million of debt securities.

Income Taxes - Additional Information Regarding Examinations (Detail) (USD $) In Billions, unless otherwise specified			3 Months Ended
	Sep. 30, 2013	Jun. 30, 2013	Sep. 30, 2013 Internal Revenue Service (IRS) Lower Limit	Sep. 30, 2013 Internal Revenue Service (IRS) Upper Limit	Sep. 30, 2013 Foreign Country Lower Limit	Sep. 30, 2013 Foreign Country Upper Limit
Income Tax Examination [Line Items]
Tax contingencies and other tax liabilities	$ 9.0	$ 9.4
Tax years under audit			2004	2006
Tax years subject to examination			2007	2012	1996	2012

Contingencies - Additional Information (Detail)												3 Months Ended
Contingencies - Additional Information (Detail)	Sep. 30, 2013 USD ($)	Sep. 02, 2013 USD ($)	Sep. 02, 2013 EUR (€)	Sep. 23, 2013 Nokia Short-term Investments USD ($)	Sep. 23, 2013 Nokia Short-term Investments EUR (€)	Sep. 02, 2013 Nokia Patent Licenses USD ($)	Sep. 02, 2013 Nokia Patent Licenses EUR (€)	Feb. 28, 2013 The group that has proposed to take Dell private USD ($)	Sep. 02, 2013 Nokia Devices And Services Business USD ($)	Sep. 02, 2013 Nokia Devices And Services Business EUR (€)	Sep. 30, 2013 Antitrust, Unfair Competition, And Overcharge Class Actions United States USD ($)	Sep. 30, 2013 Patent And Intellectual Property Claims US State District Court Microsoft, Plaintiff USD ($)	Sep. 30, 2013 Contingencies Disclosed in Contingencies Note USD ($)
Loss Contingencies [Line Items]
Accrual for loss contingency, ending balance											$ 500,000,000
Damages awarded value												14,500,000
Accrual for disclosed loss contingencies, current, ending balance													301,000,000
Accrual for disclosed loss contingencies, noncurrent, ending balance													167,000,000
Amount not accrued for estimated maximum losses for disclosed loss contingencies													200,000,000
Agreed price for potential future business acquisition and patent licensing		7,200,000,000	5,440,000,000
Agreed purchase price for future purchasing Devices & Services business									5,000,000,000	3,790,000,000
Potential intellectual property licensing						2,200,000,000	1,650,000,000
Debt investments	77,476,000,000			2,000,000,000	1,500,000,000
Commitment amount upon closing merger transaction								$ 2,000,000,000

Share Repurchases (Detail) (Share Repurchase Program, USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Share Repurchase Program
Share Repurchases [Line Items]
Shares of common stock repurchased	47	33
Value of common stock repurchased	$ 1,500	$ 1,000

Dividends Declared (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Dividends [Line Items]
Declaration Date	Sep. 16, 2013	Sep. 18, 2012
Dividend Per Share	$ 0.28	$ 0.23
Record Date	Nov. 21, 2013	Nov. 15, 2012
Total Amount	$ 2,337	$ 1,933
Payment Date	Dec. 12, 2013	Dec. 13, 2012

Summary of Changes in Accumulated Other Comprehensive Income by Component (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period	$ 1,743
Translation adjustments and other, net of tax effects of $33 and $91	62	169
Net current period other comprehensive loss	(26)	(45)
Net current period other comprehensive income	952	274
Accumulated other comprehensive income (loss), end of period	2,731	1,820
Derivatives
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period	66	92
Unrealized losses, net of tax effects of $(2) and $(11)	(8)	(23)
Tax expense included in provision for income taxes	1	13
Amounts reclassified from accumulated other comprehensive income	(18)	(22)
Net current period other comprehensive loss	(26)	(45)
Accumulated other comprehensive income (loss), end of period	40	47
Derivatives \| Revenue
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments for gains included in revenue	(19)	(35)
Investments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period	1,794	1,431
Unrealized gains, net of tax effects of $490 and $143	947	264
Tax benefit included in provision for income taxes	(2)	(5)
Amounts reclassified from accumulated other comprehensive income	5	10
Net current period other comprehensive income	952	274
Accumulated other comprehensive income (loss), end of period	2,746	1,705
Investments \| Other Income
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification adjustments for losses included in other income (expense)	7	15
Translation Adjustments and Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive income (loss), beginning of period	(117)	(101)
Translation adjustments and other, net of tax effects of $33 and $91	62	169
Accumulated other comprehensive income (loss), end of period	$ (55)	$ 68

Summary of Changes in Accumulated Other Comprehensive Income by Component (Parenthetical) (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Accumulated Other Comprehensive Income (Loss) [Line Items]
Translation adjustments and other, tax effects	$ 33	$ 91
Derivatives
Accumulated Other Comprehensive Income (Loss) [Line Items]
Unrealized losses, tax effects	(2)	(11)
Investments
Accumulated Other Comprehensive Income (Loss) [Line Items]
Unrealized gains, tax effects	490	143
Translation Adjustments and Other
Accumulated Other Comprehensive Income (Loss) [Line Items]
Translation adjustments and other, tax effects	$ 33	$ 91

Segment Revenue and Gross Margin (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Revenue	$ 18,529	$ 16,008
Gross margin	13,415	11,840
Segment Groups \| Devices and Consumer
Segment Reporting Information [Line Items]
Revenue	7,463	7,162
Gross margin	4,483	4,913
Segment Groups \| Commercial
Segment Reporting Information [Line Items]
Revenue	11,197	10,193
Gross margin	9,076	8,288
Reportable Segments \| Devices and Consumer Licensing
Segment Reporting Information [Line Items]
Revenue	4,343	4,678
Gross margin	3,925	4,103
Reportable Segments \| Devices and Consumer Hardware
Segment Reporting Information [Line Items]
Revenue	1,485	1,084
Gross margin	206	448
Reportable Segments \| Devices and Consumer Other
Segment Reporting Information [Line Items]
Revenue	1,635	1,400
Gross margin	352	362
Reportable Segments \| Commercial Licensing
Segment Reporting Information [Line Items]
Revenue	9,594	8,945
Gross margin	8,801	8,183
Reportable Segments \| Commercial Other
Segment Reporting Information [Line Items]
Revenue	1,603	1,248
Gross margin	275	105
Corporate and Other
Segment Reporting Information [Line Items]
Revenue	(131)	(1,347)
Gross margin	$ (144)	$ (1,361)

Operating Expenses by Segment Group (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Operating expenses	$ 7,081	$ 6,532
Segment Groups \| Devices and Consumer
Segment Reporting Information [Line Items]
Operating expenses	2,288	2,062
Segment Groups \| Commercial
Segment Reporting Information [Line Items]
Operating expenses	4,022	3,635
Corporate and Other
Segment Reporting Information [Line Items]
Operating expenses	$ 771	$ 835

Operating Income by Segment Group (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Segment Reporting Information [Line Items]
Operating income	$ 6,334	$ 5,308
Segment Groups \| Devices and Consumer
Segment Reporting Information [Line Items]
Operating income	2,195	2,851
Segment Groups \| Commercial
Segment Reporting Information [Line Items]
Operating income	5,054	4,653
Corporate and Other
Segment Reporting Information [Line Items]
Operating income	$ (915)	$ (2,196)

Significant Corporate and Other Activity (Detail) (USD $)
In Millions, unless otherwise specified

3 Months Ended

Sep. 30, 2013

Sep. 30, 2012

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

$ 6,334

$ 5,308

Corporate

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

(775)

^[1]

(798)

^[1]

Reconciling amounts | Revenue

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

(131)

^[2]

(1,347)

^[2]

Reconciling amounts | Cost of Revenue

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

(13)

(14)

Reconciling amounts | Operating Expense

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

(37)

Corporate and Other

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

$ (915)

$ (2,196)

[1]

Corporate is presented on the basis of our internal accounting policies and excludes the adjustments to U.S. GAAP that are presented separately in those line items.

[2]

Significant Corporate and Other Activity (Parenthetical) (Detail) (USD $)
In Millions, unless otherwise specified

3 Months Ended

Sep. 30, 2013

Sep. 30, 2012

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

$ 6,334

$ 5,308

Revenue | Reconciling amounts

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

(131)

^[1]

(1,347)

^[1]

Revenue | Reconciling amounts | Windows Deferral

Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]

113

1,200

Revenue | Reconciling amounts | Office Deferral