Line Of Credit Facility, Maximum Borrowing Capacity After Increase With Consent Of Lenders

No definition available.

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Namespace Prefix:	cag_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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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=64930739&loc=d3e28878-108400

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
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-Section 45
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-URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28551-108399

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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://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

Gross amount of debt extinguished.

+ References

No definition available.

+ Details

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

- 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
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Balance Type:	credit
Period Type:	duration

- 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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(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 noncash consideration received for selling an asset or business through a noncash (or part noncash) transaction.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Balance Type:	debit
Period Type:	duration

- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

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-Name Accounting Standards Codification
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Balance Type:	credit
Period Type:	duration

- Details

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- Details

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- Details

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LONG-TERM DEBT AND REVOLVING CREDIT FACILITY - Narrative (Details) - USD ($)		3 Months Ended	6 Months Ended
	Nov. 09, 2016	Feb. 26, 2017	Nov. 26, 2017	Nov. 27, 2016
Debt Instrument [Line Items]
Principal balance of senior notes repaid			$ 4,800,000	$ 555,800,000
Net loss on early retirement of debt			0	$ 60,600,000
0.50% floating rate notes due 2020
Debt Instrument [Line Items]
Aggregate principal amount			500,000,000.0
Senior notes
Debt Instrument [Line Items]
Net loss on early retirement of debt	$ 60,600,000
Senior notes \| 5.819% senior notes due 2017
Debt Instrument [Line Items]
Retirement of senior notes	250,200,000
Senior notes \| 7.0% senior notes due 2019
Debt Instrument [Line Items]
Retirement of senior notes	86,900,000
Senior notes \| 1.9% senior notes due 2018
Debt Instrument [Line Items]
Retirement of senior notes	880,400,000
Senior notes \| 2.1% senior notes due 2018
Debt Instrument [Line Items]
Retirement of senior notes	154,900,000
Senior notes \| 4.95% senior notes due 2020
Debt Instrument [Line Items]
Retirement of senior notes	71,100,000
Discontinued operations, spinoff \| Lamb Weston
Debt Instrument [Line Items]
Aggregate principal amount of senior notes issued by Lamb Weston	$ 1,540,000,000
Senior notes
Debt Instrument [Line Items]
Net loss on early retirement of debt		$ 32,700,000
Senior notes \| 5.819% senior notes due 2017
Debt Instrument [Line Items]
Principal balance of senior notes repaid		$ 224,800,000
Stated interest rate	5.819%	5.819%
Senior notes \| 7.0% senior notes due 2019
Debt Instrument [Line Items]
Principal balance of senior notes repaid		$ 248,200,000
Stated interest rate	7.00%	7.00%
Senior notes \| 1.9% senior notes due 2018
Debt Instrument [Line Items]
Stated interest rate	1.90%
Senior notes \| 2.1% senior notes due 2018
Debt Instrument [Line Items]
Stated interest rate	2.10%
Senior notes \| 4.95% senior notes due 2020
Debt Instrument [Line Items]
Stated interest rate	4.95%
The Facility
Debt Instrument [Line Items]
Maximum aggregate principal amount outstanding under revolving credit facility			1,250,000,000.00
Maximum aggregate principal amount outstanding after increase with consent of lenders			$ 1,750,000,000.00
London Interbank Offered Rate (LIBOR) [Member] \| 0.50% floating rate notes due 2020
Debt Instrument [Line Items]
Basis spread on variable interest rate			0.50%