Debt Instrument, Authorized Face Amount to be Repurchased

No definition available.

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- Definition

Debt Instrument, Redemption, Redemption Premium

+ References

No definition available.

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 55
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ 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 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of the original debt instrument that was repurchased.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 50
-Section 40
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=49170532&loc=d3e12317-112629

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-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash outflow for incremental, external costs directly pertaining to an early extinguishment of debt, including legal costs and prepayment penalties, and excluding interest and repayment of debt principal.

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Financing Activities
-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

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Balance Type:	debit
Period Type:	duration

- Definition

Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 225
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.8)
-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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Period Type:	duration

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- Details

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- Details

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- Details

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- Details

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Borrowings (Details) - USD ($)				3 Months Ended			6 Months Ended
Borrowings (Details) - USD ($)	Jul. 27, 2016	May 31, 2016	May 16, 2016	Sep. 30, 2016	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Jun. 13, 2016
Debt Instrument [Line Items]
Proceeds from issuance of long-term debt							$ 3,455,000,000	$ 0
Payment of debt premium			$ 486,000,000
Write off of deferred debt issuance cost			50,000,000
Payments of debt extinguishment costs			6,000,000
Loss on early extinguishment of debt					$ 542,000,000	$ 0	$ 542,000,000	$ 0
Unsecured Debt \| Unsecured Senior Notes 2.125% Due in 2021
Debt Instrument [Line Items]
Aggregate principal amount			$ 1,750,000,000.00
Interest rate, stated percentage			2.125%
Unsecured Debt \| Unsecured Senior Notes 2.875% Due in 2026
Debt Instrument [Line Items]
Aggregate principal amount			$ 1,750,000,000.00
Interest rate, stated percentage			2.875%
Unsecured Debt \| 2016 Notes
Debt Instrument [Line Items]
Proceeds from issuance of long-term debt			$ 3,500,000,000
Senior Notes \| Unsecured Senior Notes 5.75% Due in 2017
Debt Instrument [Line Items]
Interest rate, stated percentage			5.75%
Senior Notes \| Unsecured Senior Notes 6.6% Due in 2019
Debt Instrument [Line Items]
Interest rate, stated percentage			6.60%
Senior Notes \| Unsecured Senior Notes 4.75% Due in 2020
Debt Instrument [Line Items]
Interest rate, stated percentage			4.75%
Senior Notes \| Maximum Tender Offer Notes
Debt Instrument [Line Items]
Authorized face amount to be repurchased		$ 2,250,000,000	$ 1,500,000,000.0
Repurchased face amount									$ 2,250,000,000
Senior Notes \| Any and All Notes
Debt Instrument [Line Items]
Repurchased face amount									$ 835,000,000
Senior Notes \| Unsecured Senior Notes 6.25% Due in 2027
Debt Instrument [Line Items]
Interest rate, stated percentage			6.25%
Senior Notes \| Unsecured Senior Notes 6.125% Due in 2039
Debt Instrument [Line Items]
Interest rate, stated percentage			6.125%
Senior Notes \| Unsecured Senior Notes 5.75% Due in 2041
Debt Instrument [Line Items]
Interest rate, stated percentage			5.75%
Senior Notes \| Unsecured Senior Notes 5.00% Due in 2024
Debt Instrument [Line Items]
Interest rate, stated percentage			5.00%
Senior Notes \| Unsecured Senior Notes 4.75% Due in 2022
Debt Instrument [Line Items]
Interest rate, stated percentage			4.75%
Senior Notes \| Unsecured Senior Notes 4.875% Due in 2035
Debt Instrument [Line Items]
Interest rate, stated percentage			4.875%
Senior Notes \| Unsecured Senior Notes 3.875% Due in 2025
Debt Instrument [Line Items]
Interest rate, stated percentage			3.875%
Subsequent Event
Debt Instrument [Line Items]
Payment of debt premium	$ 97,000,000
Loss on early extinguishment of debt				$ 102,000,000
Subsequent Event \| Senior Notes \| Any and All Notes
Debt Instrument [Line Items]
Repurchased face amount	$ 1,100,000,000