Represents shares repurchased, as a percent to the total shares to be repurchased.

No definition available.

Name:	ingr_StockRepurchaseProgramPercentOfRepurchasedShares
Namespace Prefix:	ingr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Total cost of shares repurchased under the Company's stock repurchase program.

+ References

No definition available.

+ Details

Name:	ingr_TotalCostOfSharesRepurchasedUnderTheCompanysStockRepurchaseProgram
Namespace Prefix:	ingr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of a stock repurchase plan authorized by an entity's Board of Directors.

+ References

No definition available.

+ Details

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

- Definition

The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

+ References

No definition available.

+ Details

Name:	us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_SubsequentEventLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of shares that have been repurchased during the period and are being held in treasury.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 29, 30

-Article 5

+ Details

Name:	us-gaap_TreasuryStockSharesAcquired
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

Subsequent Event (Details) (Stock Repurchase2013 Program [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
	Aug. 01, 2014	Jul. 30, 2014	Aug. 01, 2014
Subsequent Event
Remaining shares available to be repurchased under its program		4.0
Shares authorized to be repurchased		4.0
Accelerated Share Repurchase Agreement [Member]
Subsequent Event
Amount of common stock repurchased		$ 300
Cost to repurchase common shares	$ 300
Delivered shares	3.1
Shares repurchased, as percent to the anticipated shares to be repurchased			80.00%