Financial Instruments, Derivatives and Hedging Activities Balance Sheet Location (Details) lb in Millions, gal in Millions, bu in Millions, MMBTU in Millions, $ in Millions	Mar. 31, 2017 USD ($) MMBTU lb gal bu	Dec. 31, 2016 USD ($)
Corn Commodity
Fair value of commodity contracts
Futures contract (in bushels for corn and gallons for ethanol) \| bu	99
Soy Bean Oil
Fair value of commodity contracts
Soybean oil futures contract (in pounds) \| lb	43
Natural Gas Commodity
Fair value of commodity contracts
Natural gas futures contract (in mmbtu) \| MMBTU	23
Ethanol Commodity
Fair value of commodity contracts
Futures contract (in bushels for corn and gallons for ethanol) \| gal	15
Designated as Hedging Instrument \| Commodity and Foreign Currency Contracts \| Accounts Receivable, Net
Fair value of commodity contracts
Fair value of assets	$ 29	$ 31
Designated as Hedging Instrument \| Commodity and Foreign Currency Contracts \| Accounts Payable and Accrued Liabilities
Fair value of commodity contracts
Fair value of liabilities	19	25
Designated as Hedging Instrument \| Commodity, foreign currency, and interest rate contracts \| Cash Flow Hedging
Fair value of commodity contracts
Fair value of assets	33	39
Fair value of liabilities	22	27
Designated as Hedging Instrument \| Commodity, foreign currency, and interest rate contracts \| Other Assets
Fair value of commodity contracts
Fair value of assets	4	8
Designated as Hedging Instrument \| Commodity, foreign currency, and interest rate contracts \| Non Current Liabilities
Fair value of commodity contracts
Fair value of liabilities	$ 3	$ 2

Nominal energy measure used to calculate payments on a derivative instrument as reporting date.

No definition available.

Name:	ingr_DerivativeNonmonetaryNotionalAmountEnergyMeasure1
Namespace Prefix:	ingr_
Data Type:	num:energyItemType
Balance Type:	na
Period Type:	instant

- Definition

Nominal mass used to calculate payments on a derivative instrument as of reporting date.

+ References

No definition available.

+ Details

Name:	ingr_DerivativeNonmonetaryNotionalAmountMass1
Namespace Prefix:	ingr_
Data Type:	num:massItemType
Balance Type:	na
Period Type:	instant

- Definition

Nominal volume used to calculate payments on a derivative instrument as of the reporting date.

+ References

No definition available.

+ Details

Name:	ingr_DerivativeNonmonetaryNotionalAmountVolume1
Namespace Prefix:	ingr_
Data Type:	num:volumeItemType
Balance Type:	na
Period Type:	instant

- Definition

Fair value of financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 22
-URI http://asc.fasb.org/extlink&oid=51825145&loc=SL20226052-175313

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

+ Details

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

- Definition

Fair value of financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, not subject to a master netting arrangement.

+ References

+ Details

Name:	us-gaap_DerivativeLiabilityNotSubjectToMasterNettingArrangement
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

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

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_CornCommodityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_SoyBeanOilMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_NaturalGasCommodityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_EthanolCommodityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_HedgingDesignationAxis=us-gaap_DesignatedAsHedgingInstrumentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_CommodityAndForeignCurrencyContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=ingr_AccountsReceivableNetMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_AccountsPayableAndAccruedLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentRiskAxis=ingr_CommodityForeignCurrencyAndInterestRateContractsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=us-gaap_OtherAssetsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BalanceSheetLocationAxis=ingr_NonCurrentLiabilitiesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: