Document and Entity Information Statement [Table] Statement [Line Items] Statement Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Shell Company Entity Public Float Entity Common Stock, Shares Outstanding Document Fiscal Year Focus Document Fiscal Period Focus Consolidated Statements of Income The gross amount of revenue from contract with customer before shipping and handling costs were subtracted. Revenue from Contract with Customer, Before Shipping and Handling Costs Net sales before shipping and handling costs Costs incurred during the period for shipping and handling. Shipping And handling Costs Less: Shipping and handling costs Sales Revenue, Goods, Net Net sales Net sales Cost of Goods and Services Sold Cost of sales Cost of sales Gross Profit Gross profit Gross profit Represent the amount of operating expenses excluding restructuring charges. Operating Expenses Excluding Restructuring Charges Operating expenses Other Operating Income (Expense), Net Other income, net Other income - net Restructuring, Settlement and Impairment Provisions Restructuring/impairment charges Restructuring/impairment charges Operating Income (Loss) Operating income Operating income Total operating income The net amount of expense (income) derived from financing activities, including: the aggregate cost of borrowed funds accounted for as interest that was charged against earnings during the period; the noncash expenses charged against earnings in the period to allocate debt discount and premium, and the costs to issue debt and obtain financing over the related debt instruments; income derived from investments in cash and cash equivalents; and foreign currency transaction gains and losses. Financing Costs, Net Financing costs, net Financing costs, net Financing Costs, Net Other Nonoperating Income Other, non-operating income Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income before income taxes Income before income taxes Income Tax Expense (Benefit) Tax benefit Provision for income taxes Total provision for income taxes Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income Net income Net Income (Loss) Attributable to Noncontrolling Interest Less: Net income attributable to non-controlling interests Net Income (Loss) Attributable to Parent Net income attributable to Ingredion Net income attributable to Ingredion Weighted Average Number of Shares Outstanding, Diluted [Abstract] Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Basic Basic (in shares) Weighted average number of shares outstanding, basic Weighted Average Number of Shares Outstanding, Diluted Diluted (in shares) Weighted Average Number of Shares Outstanding, Diluted, Total Weighted average number of shares outstanding, diluted Earnings per Common Share Earnings per common share of Ingredion: Earnings per common share Earnings Per Share, Basic Basic (in dollars per share) Basic earnings per common share of Ingredion (in dollars per share) Earnings Per Share, Diluted Diluted (in dollars per share) Diluted earnings per common share of Ingredion (in dollars per share) Consolidated Statements of Comprehensive Income (Loss) Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income: Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Net of Tax Gains (losses) on cash flow hedges, net of income tax effect of $2, $6, and $6, respectively Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Losses on cash flow hedges reclassified to earnings, net of income tax effect of $2, $2, and $16, respectively Actuarial gains on pension and postretirement obligations, settlements and plan amendments, net of income tax effect of $2 Actuarial (losses) gains on pension and other postretirement obligations, settlements and plan amendments, net of income tax effect of $5 , $2, and $4, respectively Losses related to pension and postretirement obligations reclassified to earnings, net of income tax effect (Gains) losses related to pension and other postretirement obligations reclassified to earnings, net of income tax effect of $ — , $1, and $ — , respectively Other Comprehensive Income (Loss), Securities, Available-for-sale, Adjustment, after Tax Unrealized gains on investments, net of income tax effect of $ — , $1, and $ — , respectively Currency translation adjustment Currency translation adjustment Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Comprehensive income Comprehensive (Income) Loss, Net of Tax, Attributable to Noncontrolling Interest Less: Comprehensive income attributable to non-controlling interests Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income attributable to Ingredion Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Gains (losses) on cash-flow hedges, income tax effect Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax Losses on cash-flow hedges reclassified to earnings, income tax effect Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Net Unamortized Gain (Loss) Arising During Period, Tax Actuarial (losses) gains on pension and other postretirement obligations, settlements and plan amendments, income tax effect Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI, Pension and Other Postretirement Benefit Plans, for Net Gain (Loss), Tax (Gains) losses related to pension and other postretirement obligations reclassified to earnings, income tax effectv Other Comprehensive Income (Loss), Available-for-sale Securities, Tax Unrealized (losses) gains on investments, income tax effect Consolidated Balance Sheets Assets [Abstract] Assets Assets, Current [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Other Short-term Investments Short-term investments Receivables, Net, Current Accounts receivable, net Total accounts receivable — net Inventory, Net Inventories Total inventories Prepaid Expense, Current Prepaid expenses Assets, Current Total current assets Land Buildings and Improvements, Gross Buildings Machinery and Equipment, Gross Machinery and equipment Property, Plant and Equipment, Gross Property, plant and equipment, at cost Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated depreciation Property, Plant and Equipment, Net Property, plant and equipment - net Goodwill Balance at the end of the period Balance at the beginning of the period Goodwill Goodwill net of accumulated impairment charges Intangible Assets, Net (Excluding Goodwill) Other intangible assets, net of accumulated amortization of $167 and $139, respectively Total other intangible assets, Net Other intangible assets, net Deferred Tax Assets, Net, Noncurrent Deferred income tax assets Other Assets, Noncurrent Other assets Assets Total assets Total assets Liabilities and Equity [Abstract] Liabilities and equity Liabilities, Current [Abstract] Current liabilities: Short-term Debt Short-term borrowings Accounts Payable, Current Accounts payable Accrued Liabilities, Current Accrued liabilities Total accrued liabilities Liabilities, Current Total current liabilities Liabilities, Noncurrent Non-current liabilities Total non-current liabilities Long-term Debt, Excluding Current Maturities Long-term debt Deferred Tax Liabilities, Net, Noncurrent Deferred income tax liabilities Temporary Equity, Carrying Amount, Including Portion Attributable to Noncontrolling Interests Ending Balance Beginning Balance Share-based payments subject to redemption Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Equity Stockholders' Equity Attributable to Parent [Abstract] Ingredion stockholders’ equity: Preferred Stock, Value, Issued Preferred stock — authorized 25,000,000 shares — $0.01 par value, none issued Common Stock, Value, Issued Common stock — authorized 200,000,000 shares — $0.01 par value, 77,810,875 issued at December 31, 2018 and December 31, 2017, respectively Additional Paid in Capital, Common Stock Additional paid-in capital Treasury Stock Common, Value Less: Treasury stock (common stock: 11,284,681 and 5,815,904 shares at December 31, 2018 and December 31, 2017, respectively) at cost Accumulated Other Comprehensive Income (Loss), Net of Tax Accumulated other comprehensive loss Accumulated gains (losses) from derivative instruments, net of tax effect Retained Earnings (Accumulated Deficit) Retained earnings Stockholders' Equity Attributable to Parent Balance at the end of the period Balance at the beginning of the period Total Ingredion stockholders’ equity Stockholders' Equity Attributable to Noncontrolling Interest Non-controlling interests Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Balance Balance Total equity Liabilities and Equity Total liabilities and equity Finite-Lived Intangible Assets, Accumulated Amortization Accumulated Amortization Other intangible assets - accumulated amortization (in dollars) Preferred Stock, Shares Authorized Preferred stock, authorized (in shares) Preferred Stock, Par or Stated Value Per Share Preferred stock, par value (in dollars per share) Preferred Stock, Shares Issued Preferred stock, issued (in shares) Common Stock, Shares Authorized Common stock, authorized (in shares) Common Stock, Par or Stated Value Per Share Common stock, par value (in dollars per share) Common Stock, Shares, Issued Common stock, issued (in shares) Treasury Stock, Shares Treasury stock (in shares) Consolidated Statements of Equity and Redeemable Equity Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock [Member] Common Stock Additional Paid In Capital [Member] Additional Paid-in Capital Treasury Stock [Member] Treasury Stock Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Loss Retained Earnings [Member] Retained Earnings Noncontrolling Interest [Member] Non-controlling Interests Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity Accumulated Other Comprehensive Loss Dividends, Common Stock Dividends declared Treasury Stock, Value, Acquired, Cost Method Repurchases of common stock Repurchases of common stock (in dollars) The aggregate amount of noncash, equity-based remuneration. This may include the value of stock options, amortization of restricted stock, restricted stock units and adjustment for officers' compensation. This also includes the issuance of common shares upon the exercise of options. Share Based Compensation During Period Share-based compensation, net of issuance Other Comprehensive loss Other comprehensive income (loss) Stockholders' Equity, Other Other Consolidated Statements of Cash Flows Net Cash Provided by (Used in) Operating Activities [Abstract] Cash provided by operating activities Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Non-cash charges to net income: Depreciation, Depletion and Amortization Depreciation and amortization The aggregate expense recognized in the current period for mechanical stores. Mechanical Stores Expense Mechanical stores expense Deferred Income Tax Expense (Benefit) Deferred income taxes Total deferred tax expense (benefit) Amount of fair value markup of acquired inventory charged to costs during the period. Charge for Fair Value Mark up of Acquired Inventory Charge for fair value markup of acquired inventory Charge for fair value markup of acquired inventory Total other non-cash charges (credits) included in net income that results in no cash inflows or outflows in the period. Other Non Cash Charges Credits To Net Income Other Total other non-cash charges to net income Increase (Decrease) in Operating Capital [Abstract] Changes in working capital: The net change during the reporting period in the total amount due within one year (or one business cycle) from all parties associated with underlying transactions that are classified as operating activities, plus the net change during the reporting period in the amount of outstanding money paid in advance for goods or services that bring economic benefits for future periods. Increase (Decrease) in Accounts Receivable and Prepaid Expense Accounts receivable and prepaid expenses Increase (Decrease) in Inventories Inventories Increase (Decrease) in Accounts Payable and Accrued Liabilities Accounts payable and accrued liabilities Increase (Decrease) in Margin Deposits Outstanding Margin accounts Other Operating Activities, Cash Flow Statement Other Net Cash Provided by (Used in) Operating Activities Cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash used for investing activities Payments to Acquire Property, Plant, and Equipment Capital expenditures and mechanical stores purchases Capital expenditures and mechanical stores purchases Payments to Acquire Businesses, Net of Cash Acquired Payments for acquisitions, net of cash acquired of $ — , $ — , and $4, respectively Payments to Acquire Interest in Subsidiaries and Affiliates Investment in a non-consolidated affiliate Payments for (Proceeds from) Short-term Investments Short-term investments Proceeds from Sale of Property, Plant, and Equipment Proceeds from disposal of plants and properties Payments for (Proceeds from) Other Investing Activities Other Net Cash Provided by (Used in) Investing Activities Cash used for investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash used for financing activities The cash inflows from short-term and long-term borrowings. Proceeds from Borrowings Proceeds from borrowings The cash outflows for short-term and long-term debt obligations. Payments on Debt Payments on debt Payments of Debt Issuance Costs Debt issuance costs Proceeds from (Repurchase of) Equity Repurchases of common stock Amount of cash inflow (outflow) from issuance of shares under share-based compensation arrangement, excluding stock option exercises, net of settlements. Proceeds From Payments Of Issuance Of Shares Under Incentive And Share Based Compensation Plans Net Of Settlements Issuances of common stock for share-based compensation, net of settlements Payments of Dividends Dividends paid, including to non-controlling interests Net Cash Provided by (Used in) Financing Activities Cash used for financing activities Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Effects of foreign exchange rate changes on cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect (Decrease) increase in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Cash Acquired from Acquisition Cash acquired from acquisition Description of the Business Nature of Operations [Text Block] Description of the Business Summary of Significant Accounting Standards and Policies Basis of Presentation and Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Acquisitions Business Combination Disclosure [Text Block] Acquisitions Revenue Recognition Revenue from Contract with Customer [Text Block] Revenue Recognition Restructuring and Impairment Charges Represents entire disclosure of asset impairment and restructuring charges. Asset Impairment and Restructuring Charges [Text Block] Impairment and Restructuring Charges Financial Instruments, Derivatives and Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Financial Instruments, Derivatives and Hedging Activities Financing Arrangements Debt Disclosure [Text Block] Financing Arrangements Leases Leases of Lessee Disclosure [Text Block] Leases Income Taxes Income Tax Disclosure [Text Block] Income Taxes Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Benefit plans Supplementary Information Additional Financial Information Disclosure [Text Block] Supplementary Information Equity Shareholders' Equity and Share-based Payments [Text Block] Equity Segment Information Segment Reporting Disclosure [Text Block] Segment Information Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Quarterly Financial Data (Unaudited) Quarterly Financial Information [Text Block] Quarterly Financial Data (Unaudited) Basis of Accounting, Policy [Policy Text Block] Basis of presentation Cash and Cash Equivalents, Policy [Policy Text Block] Cash and cash equivalents Trade and Other Accounts Receivable, Policy [Policy Text Block] Accounts receivable, net Inventory, Policy [Policy Text Block] Inventories Investment, Policy [Policy Text Block] Investments Lease, Policy [Policy Text Block] Leases Property, Plant and Equipment, Policy [Policy Text Block] Property, plant and equipment and depreciation Goodwill and Intangible Assets, Policy [Policy Text Block] Goodwill and indefinite-lived intangible assets