The maximum amount available for issuances of letters of credit under the revolving credit facility.

No definition available.

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Period Type:	instant

- Definition

Line Of Credit Facility, Percentage Of Most Favored Nation Protection

+ References

No definition available.

+ Details

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- Definition

Line of credit facility, accordion feature, increase limit, subject to certain conditions by obtaining additional commitments from existing and/or new lenders.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
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+ Details

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Balance Type:	credit
Period Type:	instant

- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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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- 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

Percentage price of original principal amount of debt at which debt can be redeemed by the issuer.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 470
-Section 50
-Paragraph 3
-Subparagraph e
-URI http://asc.fasb.org/extlink&oid=75038535&loc=d3e64711-112823

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Fair value amount of debt instrument that was repurchased.

+ References

No definition available.

+ Details

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

- Definition

Amount of gain (loss) from the difference between the repurchase price of a debt instrument initially issued by the entity and the net carrying amount of the debt at the time of its repurchase.

+ References

No definition available.

+ Details

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

- Definition

The maximum amount of borrowing capacity under a line of credit that is available as of the balance sheet date for a specific purpose other than for financing goods acquired for inventory or imminent delivery to a customer.

+ References

No definition available.

+ Details

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

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
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Data Type:	xbrli:monetaryItemType
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Period Type:	duration

- Details

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Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LineOfCreditMember
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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_BridgeLoanMember
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Data Type:	na
Balance Type:
Period Type:

- Details

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Balance Type:
Period Type:

- Details

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Debt (Narrative) (Details) - USD ($)				3 Months Ended
Debt (Narrative) (Details) - USD ($)	Sep. 18, 2019	Sep. 17, 2019	Feb. 20, 2019	Oct. 04, 2019	Feb. 03, 2017	May 14, 2015	Dec. 02, 2014	May 28, 2014	May 22, 2013
2019 Revolving Credit Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 1,500,000,000
Line of credit facility, accordion feature, increase limit			$ 100,000,000
Line of credit facility, percentage of most favored nation protection			0.50%
Aggregate principal amount		$ 500,000,000
Redemption price		1.25%
Amount of borrowings drawn				$ 0
2019 Revolving Credit Facility [Member] \| Term Loan
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 500,000,000
2019 Revolving Credit Facility [Member] \| Line of Credit [Member]
Debt Instrument [Line Items]
Sub-limit for issuance of letters of credit under revolving credit facility			75,000,000
2019 Revolving Credit Facility [Member] \| Bridge Loan [Member]
Debt Instrument [Line Items]
Line of credit facility, capacity available for specific purpose other than for trade purchases			50,000,000
Senior Notes \| Senior Notes 4.25 Percent Due March 2022 [Member]
Debt Instrument [Line Items]
Aggregate principal amount					$ 750,000,000
Stated interest rate (as a percent)					4.25%
Amount of debt repurchased	$ 250,000,000
Gain (loss) on repurchase of debt instrument	(10,000,000)
Senior Notes \| Senior Notes 4.75 Percent Due June 2023 [Member]
Debt Instrument [Line Items]
Aggregate principal amount									$ 1,000,000,000
Stated interest rate (as a percent)									4.75%
Amount of debt repurchased	200,000,000
Gain (loss) on repurchase of debt instrument	(10,000,000)
Senior Notes \| Senior Notes 4.875 Percent Due March 2024 [Member]
Debt Instrument [Line Items]
Aggregate principal amount					$ 500,000,000
Stated interest rate (as a percent)					4.875%
Senior Notes \| Senior Notes 4.75 Percent Due January 2025 [Member]
Debt Instrument [Line Items]
Aggregate principal amount								$ 1,000,000,000
Stated interest rate (as a percent)								4.75%
Amount of debt repurchased	170,000,000
Gain (loss) on repurchase of debt instrument	$ (8,000,000)
Senior Notes \| Senior Notes 4.875 percent Due June 2027 [Member]
Debt Instrument [Line Items]
Aggregate principal amount						$ 700,000,000
Stated interest rate (as a percent)						4.875%
Senior Notes \| Senior note 5.75 percent due December 2034 [Member]
Debt Instrument [Line Items]
Aggregate principal amount							$ 500,000,000
Stated interest rate (as a percent)							5.75%
Minimum \| 2019 Revolving Credit Facility [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility, accordion feature, increase limit			$ 25,000,000