Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative [Table] Derivative [Table] Derivative Instrument Risk Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Currency exchange contracts Foreign Exchange Contract [Member] Commodity contracts Commodity Contract [Member] Interest rate contracts Interest Rate Contract [Member] Net investment hedge contracts Interest Rate Swap [Member] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Net investment hedge debt Net Investment Hedging [Member] Trading Activity [Axis] Trading Activity [Axis] Trading Activity, by Type [Domain] Trading Activity, by Type [Domain] Intercompany loans and forecasted interest payments Intercompany Loans And Forecasted Interest Payments [Member] Intercompany Loans and Forecasted Interest Payments [Member] Forecasted transactions Forecasted Transactions [Member] Forecasted Transactions [Member] Euro notes Euro Notes [Member] Euro Notes Member British pound sterling notes Sterling Notes [Member] Sterling notes Member Swiss franc notes Franc Notes [Member] Franc Notes [Member] Canadian dollar notes Canadian Dollar Notes [Member] Canadian Dollar Notes Derivative [Line Items] Derivative [Line Items] Notional Amount Derivative, Notional Amount Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Table] Goodwill and Intangible Assets Disclosure [Table] Goodwill and Intangible Assets Disclosure [Table] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Trademarks Trademarks [Member] Goodwill and Intangible Assets Disclosure [Line Items] Goodwill and Intangible Assets Disclosure [Line Items] Goodwill and Intangible Assets Disclosure [Line Items] Amortization expense for intangible assets Amortization of Intangible Assets Estimated amortization expense in year 1 Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months Estimated amortization expense in year 2 Finite-Lived Intangible Assets, Amortization Expense, Year Two Estimated amortization expense in year 3 Finite-Lived Intangible Assets, Amortization Expense, Year Three Estimated amortization expense in year 4 Finite-Lived Intangible Assets, Amortization Expense, Year Four Estimated amortization expense in year 5 Finite-Lived Intangible Assets, Amortization Expense, Year Five Intangible asset impairment Impairment of Intangible Assets (Excluding Goodwill) Number of brands Number of Brands Number of brands. Number of impaired brands Number Of Indefinite Lived Intangibles Fair Value Over Book Value Ten Percent Or Less Number Of Indefinite Lived Intangibles Fair Value Over Book Value 10% or Less Intangible asset, aggregate book value Indefinite-Lived Intangible Assets (Excluding Goodwill) Property, Plant and Equipment [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Asset Class [Axis] Asset Class [Axis] Asset Class [Domain] Asset Class [Domain] Property Plant and Equipment Property, Plant and Equipment [Member] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Asset impairment and exit costs Asset Impairment Charges [Member] Asset Impairment Charges [Member] Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] 2014-2018 Restructuring Program Two Thousand Fourteen To Two Thousand Eighteen Restructuring Program [Member] Two Thousand Fourteen To Two Thousand Eighteen Restructuring Program [Member] Property, Plant and Equipment [Line Items] Property, Plant and Equipment [Line Items] Schedule of Components of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Schedule of Restructuring Charges Related to Property, Plant and Equipment Restructuring and Related Costs [Table Text Block] Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Severance and related costs Employee Severance [Member] Asset Write-downs Asset Write Downs [Member] Asset Write-Downs [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Liability balance, January 1, 2018 Restructuring Reserve Charges Restructuring Charges Cash spent Payments for Restructuring Non-cash settlements/adjustments Restructuring Reserve, Settled without Cash Currency Restructuring Reserve, Foreign Currency Translation Gain (Loss) Liability balance, March 31, 2018 Inventory Disclosure [Abstract] Raw materials Inventory, Raw Materials, Gross Finished product Inventory, Finished Goods, Gross Inventories, gross Inventory, Gross Inventory reserves Inventory Valuation Reserves Inventories, net Inventory, Net Derivative Instruments, Gain (Loss) [Table] Derivative Instruments, Gain (Loss) [Table] Economic Hedging Economic Hedging [Member] Economic Hedging [Member] Hedging Designation Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Derivatives Not Designated as Hedging Instruments Not Designated as Hedging Instrument [Member] Interest and other expense, net Interest Expense [Member] Cost of sales Cost of Sales [Member] Selling, general and administrative expenses Selling, General and Administrative Expenses [Member] Derivative Instruments, Gain (Loss) [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Derivatives instruments, pre-tax gains/(losses) recognized in earnings Derivative, Gain (Loss) on Derivative, Net Debt Disclosure [Abstract] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Short-term Debt, Type Short-term Debt, Type [Axis] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Commercial paper Commercial Paper [Member] Bank loans Line of Credit [Member] Legal Entity Legal Entity [Axis] Entity [Domain] Entity [Domain] International Subsidiaries International Subsidiaries [Member] International subsidiaries [Member] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Revolving Credit Facility, October 11, 2021 Revolving Credit Facility One [Member] Revolving Credit Facility One [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Notes Payable Loans Payable [Member] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 364-Day Senior Unsecured Credit Facility Senior Unsecured Credit Facility 364 Days Term [Member] Senior Unsecured Credit Facility 364 Days Term 6.500% U.S. dollar-denominated Notes Due February 2040 Six Point Five Zero Zero Percent Notes [Member] Six Point Five Zero Zero Percent Notes [Member] 5.375% U.S. dollar-denominated Notes Due February 2020 Five Point Three Seventy Five Percent Notes [Member] Five Point Three Seventy Five Percent Notes 6.500% U.S. dollar-denominated Notes Due November 2031 Six Point Five Zero Zero Percent Notes One [Member] Six Point Five Zero Zero Percent Notes One 6.875% U.S. dollar-denominated Notes Due February 2038 Six Point Eight Seventy Five Percent Notes [Member] Six Point Eight Seventy Five Percent Notes 6.125% U.S. dollar-denominated Notes Due August 2018 Six Point One Twenty Five Percent Notes [Member] Six Point One Twenty Five Percent Notes 6.875% U.S. dollar-denominated Notes Due January 2039 Six Point Eight Seventy Five Percent Notes One [Member] Six Point Eight Seventy Five Percent Notes One 7.000% U.S. dollar-denominated Notes Due August 2037 Seven Point Zero Zero Percent Notes [Member] Seven Point Zero Zero Percent Notes 3.250% Canadian dollar-denominated Notes Due March 2025 Three Point Two Five Zero Canadian-dollar Denominated Notes [Member] Three Point Two Five Zero Canadian-dollar Denominated Notes 6.125% U.S. dollar-denominated Notes Six Point One Twenty Five Percent Notes One [Member] Six Point One Twenty Five Percent Notes One 0.080% Swiss franc-denominated Notes Zero Point Zero Eight Zero Percent Franc Notes [Member] Zero Point Zero Eight Zero Percent Franc Notes Debt Instrument [Line Items] Debt Instrument [Line Items] Commercial paper, maturity period Debt Instrument Remaining Maturity Period remaining until debt instruments mature. Revolving credit facility, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Borrowings from line of credit facility Proceeds from Lines of Credit Line of credit facility outstanding amount Long-term Line of Credit Line of credit, expiration period Line of Credit Facility, Expiration Period Revolving credit facility expiration date Line of Credit Facility, Expiration Date Revolving credit facility debt covenant Revolving Credit Facility Debt Covenant Amount of minimum total shareholders' equity, excluding accumulated other comprehensive earnings / (losses) and the cumulative effects of an changes in accounting principles, that must be maintained in order to maintain in compliance of the debt covenant. Total shareholders' equity, excluding accumulated other comprehensive earnings / (losses) Shareholders Equity Excluding Accumulated Other Comprehensive Earnings Losses Total shareholders' equity, excluding accumulated other comprehensive earnings / (losses) Debt repurchased amount Debt Instrument, Repurchased Face Amount Debt instrument, principal amount Debt Instrument, Face Amount Debt instrument, interest rate Debt Instrument, Interest Rate, Stated Percentage Proceeds from issuance of debt, net of discounts and underwriting fees Proceeds from Issuance of Long-term Debt, Net of Debt Issuance Costs Proceeds from Issuance of Long-term Debt, Net of Debt Issuance Costs Debt issuance costs Debt Instrument, Unamortized Discount (Premium) and Debt Issuance Costs, Net Long-term debt repaid Repayments of Long-term Debt Weighted-average interest rate Debt, Weighted Average Interest Rate Fair value of total debt Debt Instrument, Fair Value Disclosure Carrying value of total debt Long-term Debt, Gross Equity Method Investments and Joint Ventures [Abstract] Equity Method Investments Equity Method Investments and Joint Ventures Disclosure [Text Block] 2014-2018 Restructuring Program Restructuring and Related Activities Disclosure [Text Block] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Equity Award [Domain] Equity Award [Domain] Annual grant to eligible employees Group One [Member] Group One [Member] Performance share units Performance Shares [Member] Deferred stock units Deferred Stock Units D S Us [Member] Deferred Stock Units D S Us [Member] Additional shares granted Additional Shares Granted [Member] Additional Shares Granted [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Number of Shares Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Balance at January 1, 2018 (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Shares granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vested (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Balance at March 31, 2018 (in shares) Grant Date Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options [Abstract] Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options [Abstract] Grant Date Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Grant Date Share Based Compensation Arrangement by Share Based Payment Award, Equity Instruments Other Than Options, Grant Date Weighted-average grant date fair value per share Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Balance at January 1, 2018 (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Shares granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Vested (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Forfeited (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Balance at March 31, 2018 (in dollars per share) Weighted-Average Aggregate Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract] Weighted average grant date fair value of shares granted Weighted Average Grant Date Fair Value Stock Granted Weighted Average Grant Date Fair Value Stock Granted Weighted average grant date fair value of shares vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Fair Value Actual tax benefit realized for the tax deductions from the shares vested Share Based Compensation Tax Benefit Realized From Stock Awards Vesting Disclosure of the aggregate tax benefit realized from stock awards that vested. Income Statement [Abstract] Net revenues Revenues Cost of sales Cost of Goods Sold Gross profit Gross Profit Selling, general and administrative expenses Selling, General and Administrative Expense Asset impairment and exit costs Restructuring, Settlement and Impairment Provisions Amortization of intangibles Operating income Operating Income (Loss) Benefit plan non-service income Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component Net Periodic Defined Benefits Expense (Reversal of Expense), Excluding Service Cost Component Interest and other expense, net Nonoperating Income (Expense) Earnings before income taxes Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Provision for income taxes Income Tax Expense (Benefit) Equity method investment net earnings Income (Loss) from Equity Method Investments Net earnings Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Noncontrolling interest earnings Net Income (Loss) Attributable to Noncontrolling Interest Net earnings attributable to Mondelēz International Net Income (Loss) Attributable to Parent Per share data: Earnings Per Share [Abstract] Basic earnings per share attributable to Mondelez International (in dollars per share) Earnings Per Share, Basic Diluted earnings per share attributable to Mondelez International (in dollars per share) Earnings Per Share, Diluted Dividends declared (in dollars per share) Common Stock, Dividends, Per Share, Declared Business Combinations [Abstract] Business Combination, Separately Recognized Transactions [Table] Business Combination, Separately Recognized Transactions [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Japan JAPAN Australia and New Zealand Australia And New Zealand [Member] Australia And New Zealand [Member] France FRANCE Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] AMEA Asia Middle East Africa Segment [Member] Asia Middle East Africa Segment [Member] Europe Europe Segment [Member] Europe Segment. Disposal Group Classification [Axis] Disposal Group Classification [Axis] Disposal Group Classification [Domain] Disposal Group Classification [Domain] Disposal Group, Disposed of by Sale, Not Discontinued Operations Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] Disposal Group Name [Axis] Disposal Group Name [Axis] Disposal Group Name [Domain] Disposal Group Name [Domain] KHC The Kraft Heinz Company [Member] The Kraft Heinz Company. Business Combination, Separately Recognized Transactions [Line Items] Business Combination, Separately Recognized Transactions [Line Items] Proceeds from divestiture of businesses Proceeds from Divestiture of Businesses Proceeds from sale of equity method investments Proceeds from Sale of Equity Method Investments Gain on sale of equity method investment Equity Method Investment, Realized Gain (Loss) on Disposal Tax on gain on sale of equity method investment Equity Method Investment, Realized Gain (Loss) On Disposal, Tax Equity Method Investment, Realized Gain (Loss) On Disposal, Tax Disposal group, including discontinued operation, other current assets Disposal Group, Including Discontinued Operation, Other Assets, Current Disposal group, including discontinued operation, other non current assets Disposal Group, Including Discontinued Operation, Other Assets, Noncurrent Disposal group, including discontinued operation, other current liabilities Disposal Group, Including Discontinued Operation, Other Liabilities, Current Gain (loss) on divestiture Gain (Loss) on Disposition of Business Costs related to divestiture Costs Related To Divestiture Costs that are recognized separately from but related to a planned or completed divestiture of assets and liabilities of a disposal group (including discontinued operations), such as those incurred to ready the business for divestiture, which are expensed by the entity and not accrued as part of the disposal costs. Inventory-related working capital adjustments Inventory Adjustments Proceeds from sale of property, plant and equipment and other Proceeds from Sale of Productive Assets Disposal group, including discontinued operation, other non current liabilities Disposal Group, Including Discontinued Operation, Other Liabilities, Noncurrent Disposal group, including discontinued operations, reversed accrued expenses Disposal Group, Including Discontinued Operation, Increase (Decrease) in Accrued Expenses Disposal Group, Including Discontinued Operation, Increase (Decrease) in Accrued Expenses Statement of Financial Position [Abstract] Trade receivables, allowances Allowance for Doubtful Accounts Receivable, Current Other receivables, allowances Allowance for Doubtful Other Receivables, Current Common stock, no par value (in dollars per share) Common Stock, No Par Value Common stock, shares authorized (in shares) Common Stock, Shares Authorized Common stock, shares issued (in shares) Common Stock, Shares, Issued Treasury stock, at cost (in shares) Treasury Stock, Shares Impaired Assets to be Disposed of by Method Other than Sale [Table] Impaired Assets to be Disposed of by Method Other than Sale [Table] Latin America Latin America Segment [Member] Latin America Segment [Member] North America North America Segment [Member] North America Segment [Member] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Corporate Corporate, Non-Segment [Member] Impaired Assets to be Disposed of by Method Other than Sale [Line Items] Impaired Assets to be Disposed of by Method Other than Sale [Line Items] Non-cash property, plant and equipment write-downs Asset Impairment Charges Schedule of Short-Term Borrowings and Related Weighted-Average Interest Rates Schedule of Short-term Debt [Table Text Block] Schedule of Interest and Other Expense Interest and Other Income and Expense Disclosure, Non Operating [Table Text Block] Interest and Other Income and Expense Disclosure, Non Operating [Table Text Block] Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Investment, Name [Axis] Investment, Name [Axis] Investment, Name [Domain] Investment, Name [Domain] JDE Jacobs Douwe Egberts [Member] Jacobs Douwe Egberts. Keurig Keurig Green Mountain Incorporated [Member] Keurig Green Mountain Incorporated [Member] Keurig Dr Pepper Keurig Dr Pepper Inc. [Member] Keurig Dr Pepper Inc. Equity Earnings Equity Earnings [Member] Equity earnings. Interest Income Interest Income [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Scenario, Forecast Scenario, Forecast [Member] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Keurig with Dr Pepper Snapple Group, Inc. Keurig with Dr Pepper Snapple Group, Inc. [Member] Keurig with Dr Pepper Snapple Group, Inc. Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Equity method investments Equity Method Investments Equity method investment, voting interest percentage Equity Method Investment, Voting Interest Percentage Equity Method Investment, Voting Interest Percentage Equity method investment, ownership percentage Equity Method Investment, Ownership Percentage Equity method investment, profit and dividend sharing interest percentage Equity Method Investment, Profit And Dividend Sharing Interest Percentage Equity Method Investment, Profit And Dividend Sharing Interest Percentage Proceeds from interest received on shareholder loan Proceeds from Interest Received Cash dividends received from equity method investments Proceeds from Dividends Received Number of directors, right to nominate Number of Director, Right To Nominate Number of Director, Right To Nominate Postemployment Benefits [Abstract] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Pension Plans Pension Plan [Member] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Domain] Retirement Plan Sponsor Location [Domain] U.S. Plans Domestic Plan [Member] Non-U.S. Plans Foreign Plan [Member] United Kingdom and Ireland United Kingdom and Ireland [Member] United Kingdom and Ireland Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Settlement losses and other expenses Defined Benefit Plan, Settlement Gains (Losses) and Other Expenses Defined Benefit Plan, Settlement Gains (Losses) and Other Expenses Employer contribution Defined Benefit Plan, Plan Assets, Contributions by Employer Estimated future employer contributions Defined Benefit Plan, Expected Future Benefit Payment, Remainder of Fiscal Year Accounting Policies [Abstract] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Principles of Consolidation Consolidation, Policy [Policy Text Block] Currency Translation and Highly Inflationary Accounting Foreign Currency Transactions and Translations Policy [Policy Text Block] Revenue Recognition Revenue Recognition, Sales of Goods [Policy Text Block] Transfers of Financial Assets Transfers and Servicing of Financial Assets, Policy [Policy Text Block] New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Interest expense, debt Interest Expense, Debt Gain related to interest rate swaps Gain (Loss) from Components Excluded from Assessment of Cash Flow Hedge Effectiveness, Net Other (income)/expense, net Other Nonoperating Income (Expense) Interest and other expense, net Basic and Diluted Earnings Per Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Cash Flow Hedges Cash Flow Hedging [Member] Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net [Abstract] Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net [Abstract] Accumulated (loss)/gain at beginning of period Accumulated Other Comprehensive Income (Loss), Cumulative Changes in Net Gain (Loss) from Cash Flow Hedges, Effect Net of Tax Transfer of realized (gains)/losses in fair value to earnings Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Unrealized gain/(loss) in fair value Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net Accumulated (loss)/gain at end of period Equity [Abstract] Reclassifications from Accumulated Other Comprehensive Income Disclosure of Reclassification Amount [Text Block] Statement of Cash Flows [Abstract] CASH PROVIDED BY/(USED IN) OPERATING ACTIVITIES Net Cash Provided by (Used in) Operating Activities [Abstract] Net earnings Adjustments to reconcile net earnings to operating cash flows: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Stock-based compensation expense Share-based Compensation U.S. tax reform transition tax Tax Cuts And Jobs Act Of 2017, Incomplete Accounting Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Tax Cuts And Jobs Act Of 2017, Incomplete Accounting Transition Tax For Accumulated Foreign Earnings, Provisional Income Tax Expense Deferred income tax provision Deferred Income Tax Expense (Benefit) Asset impairments and accelerated depreciation Equity method investment net earnings Distributions from equity method investments Proceeds from Equity Method Investment, Distribution Other non-cash items, net Other Noncash Income (Expense) Change in assets and liabilities, net of acquisitions and divestitures: Increase (Decrease) in Operating Capital [Abstract] Receivables, net Increase (Decrease) in Receivables Inventories, net Increase (Decrease) in Inventories Accounts payable Increase (Decrease) in Accounts Payable Other current assets Increase (Decrease) in Other Current Assets Other current liabilities Increase (Decrease) in Other Current Liabilities Change in pension and postretirement assets and liabilities, net Increase Decrease In Pension Assets And Obligations And Postretirement Obligations The net change in the beginning and end of period Prepaid Pension costs and the net change during the reporting period in the amount due to fund pension and non-pension benefits to employees, retired and disabled former employees. Net cash provided by/(used in) operating activities Net Cash Provided by (Used in) Operating Activities CASH PROVIDED BY/(USED IN) INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Payments to Acquire Property, Plant, and Equipment Proceeds from sale of property, plant and equipment and other assets Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities CASH PROVIDED BY/(USED IN) FINANCING ACTIVITIES Net Cash Provided by (Used in) Financing Activities [Abstract] Issuances of commercial paper, maturities greater than 90 days Proceeds from Issuance of Commercial Paper Repayments of commercial paper, maturities greater than 90 days Repayments of Commercial Paper Net issuances of other short-term borrowings Proceeds from (Repayments of) Short-term Debt Long-term debt proceeds Proceeds from Issuance of Long-term Debt Long-term debt repaid Repurchase of Common Stock Payments for Repurchase of Common Stock Dividends paid Payments of Dividends Other Proceeds from (Payments for) Other Financing Activities Net cash provided by financing activities Net Cash Provided by (Used in) Financing Activities Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents Cash and cash equivalents: Cash and Cash Equivalents, Period Increase (Decrease) [Abstract] Increase/(decrease) Cash and Cash Equivalents, Period Increase (Decrease) Balance at beginning of period Cash and Cash Equivalents, at Carrying Value, Including Discontinued Operations Balance at end of period Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Currency Translation Adjustments Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Pension and Other Benefits Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member] Derivative Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated other comprehensive income attributable to Mondelēz International: AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward] Balance at beginning of period Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Tax (expense)/benefit Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Total other comprehensive earnings/(losses) Other Comprehensive Income (Loss), Net of Tax Less: (earnings)/loss attributable to noncontrolling interests Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Noncontrolling Interest Net actuarial gain/(loss) arising during period Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, before Tax Tax (expense)/benefit on net actuarial gain/(loss) Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss) Arising During Period, Tax Amortization of experience losses and prior service costs Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax Settlement losses and other expenses Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Tax expense/(benefit) on reclassifications Currency impact, pension and other benefit plans Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Currency Impact Other Comprehensive Income (Loss), Pension and Other Postretirement Benefit Plans, Currency Impact Net derivative gains/(losses) Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax Tax (expense)/benefit on net derivative gain/(loss) Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, Tax Losses/(gains) reclassified into net earnings Currency impact derivative cash flow hedges Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Currency Impact Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Currency Impact Other comprehensive earnings/(losses) attributable to Mondelēz International Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Balance at end of period Segment Reporting [Abstract] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Products and Services [Axis] Products and Services [Axis] Products and Services [Domain] Products and Services [Domain] Biscuits Biscuits [Member] Biscuits [Member] Chocolate Chocolate [Member] Chocolate [Member] Gum & Candy Gum and Candy [Member] Gum and Candy [Member] Beverages Beverages [Member] Beverages [Member] Cheese & Grocery Cheese and Grocery [Member] Cheese and Grocery [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Total net revenues Segment Reporting Segment Reporting Disclosure [Text Block] Goodwill Goodwill [Roll Forward] Balance at January 1, 2018 Goodwill Currency/other Goodwill, Foreign Currency Translation Gain (Loss) Balance at March 31, 2018 Intangible Assets, at cost Finite-lived and Indefinite-lived Intangible Assets [Roll Forward] Finite-lived and Indefinite-lived Intangible Assets Balance at January 1, 2018 Intangible Assets, Gross (Excluding Goodwill) Currency/other Foreign Currency Adjustments Pertain To Intangible Assets Reflects net changes to intangible assets for foreign currency translation adjustments. Balance at March 31, 2018 Retirement Benefits [Abstract] Service cost Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Net loss from experience differences Defined Benefit Plan, Amortization of Gain (Loss) Prior service cost/(benefit) Defined Benefit Plan, Amortization of Prior Service Cost (Credit) Settlement losses and other expenses Net periodic benefit costs Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Deferred Stock Units, Performance Units and Restricted Stock Deferred Stock Units, Performance Units and Restricted Stock [Member] Deferred Stock Units, Performance Units and Restricted Stock [Member] Schedule of Stock Options Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Schedule of Performance Share Units and Stock-Based Awards Activity Share-based Compensation, Activity [Table Text Block] Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Common Stock Common Stock [Member] Additional Paid-in Capital Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Earnings/(Losses) Treasury Stock Treasury Stock [Member] Noncontrolling Interest Noncontrolling Interest [Member] Statement [Line Items] Statement [Line Items] Comprehensive earnings/(losses): Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest [Abstract] Other comprehensive earnings/(losses), net of income taxes Exercise of stock options and issuance of other stock awards Stock Granted, Value, Share-based Compensation, Net of Forfeitures Common Stock repurchased Treasury Stock, Value, Acquired, Cost Method Cash dividends declared ($0.22 per share for 2018 and $0.82 per share for 2017) Dividends, Cash Dividends paid on noncontrolling interest and other activities Dividends Paid on Non-controlling Interest and Other Activities Amount of decrease in total shareholders' equity, including but not limited to, additional paid in capital and noncontrolling interest resulting from dividends paid. Fair Value, Hierarchy Fair Value, Hierarchy [Axis] Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Quoted Prices in Active Markets for Identical Assets (Level 1) Fair Value, Inputs, Level 1 [Member] Financial Instrument [Axis] Financial Instrument [Axis] Financial Instruments [Domain] Financial Instruments [Domain] Exchange Traded Options Exchange Traded Options [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other current assets Other Current Assets [Member] Margin deposits related to exchange traded derivatives Margin Deposit Assets Derivative assets after effects of netting Derivative Fair Value of Net Derivative Asset Fair value, after effects of master netting arrangements, of a 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. Excludes assets not subject to a master netting arrangement. Derivative liabilities after effects of netting Derivative Fair Value of Net Derivative Liability Fair value, after effects of master netting arrangements, of a 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. Excludes liabilities not subject to a master netting arrangement. Gain (loss) related to interest rate swaps Expected transfers of unrealized gains (losses) to earnings, within next 12 months or less Cash Flow Hedge Gain (Loss) to be Reclassified within Twelve Months Hedged forecasted transaction period Derivative, Remaining Maturity Derivative, notional amount Gains/(losses), net of taxes recognized in earnings/(losses) After-tax gains/(losses) reclassified from accumulated other comprehensive income into earnings Gains/(losses), net of taxes recognized in income, excluded from effectiveness testing Derivative Instruments, Gain (Loss) Recognized in Income, Ineffective Portion and Amount Excluded from Effectiveness Testing, Net Divestitures and Acquisitions Mergers, Acquisitions and Dispositions Disclosures [Text Block] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Derivatives Designated as Hedging Instruments Designated as Hedging Instrument [Member] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Asset Derivatives Derivative Asset, Fair Value, Gross Asset Including Not Subject to Master Netting Arrangement Liability Derivatives Derivative Liability, Fair Value, Gross Liability Including Not Subject to Master Netting Arrangement Schedule of Short-term Debt [Table] Schedule of Short-term Debt [Table] Short-term Debt [Line Items] Short-term Debt [Line Items] Amount Outstanding Short-term Debt Weighted- Average Rate Short-term Debt, Weighted Average Interest Rate, at Point in Time Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Stock Options Employee Stock Option [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Mondelez International stock options excluded from the calculation of diluted EPS (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Segment Net Revues and Earnings Reconciliation of Revenue from Segments to Consolidated [Table Text Block] Schedule of Net Revenues by Product Category Revenue from External Customers by Products and Services [Table Text Block] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Summary of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary of significant accounting policies [Table] Argentina ARGENTINA Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Adjustments for New Accounting Pronouncement Adjustments for New Accounting Pronouncement [Member] Summary of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Number of consolidated subsidiaries subject to highly inflationary accounting Number Of Consolidated Subsidiaries Subject To Highly Inflationary Accounting Number of consolidated subsidiaries subject to highly inflationary accounting Percentage of consolidated net revenues Percent Of Consolidated Revenues The percentage of total company consolidated net revenues represented by the category, region, country, or other subset noted. Number of countries in which products are sold Number Of Countries In Which Products Are Sold Number Of Countries In Which Products Are Sold Number of countries in which entity operates (more than) Number of Countries in which Entity Operates Outstanding principal amount of receivables sold under factoring arrangement Accounts Receivable Sold Under Factoring Program Principal Amount Outstanding Accounts Receivable Sold Under Factoring Program Principal Amount Outstanding Benefit plan non-service income reclassified from operating income Earnings per Share Earnings Per Share [Text Block] Benefit Plans Pension and Other Postretirement Benefits Disclosure [Text Block] Non-amortizable intangible assets Amortizable intangible assets Finite-Lived Intangible Assets, Gross Total intangible assets, gross Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Derivative [Member] Borrowings Long-term Debt [Member] Fair Value Hedges Fair Value Hedging [Member] Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Schedule of Fair Value of Derivatives Instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Schedule of Derivative Instruments Fair Value and Measurement Inputs Fair Value, by Balance Sheet Grouping [Table Text Block] Schedule of Notional Values of Derivative Instruments Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] Schedule of Cash Flow Hedges Effect on Accumulated Other Comprehensive Earnings/(Losses), Net of Taxes Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule of Hedges of Net Investments in International Operations Schedule of Net Investment Hedges in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Schedule of Effects of Derivative Instruments Derivative Instruments, Gain (Loss) [Table Text Block] Derivatives Gain / (loss) recognized in income on fair value of hedges Change in Unrealized Gain (Loss) on Hedged Item in Fair Value Hedge Goodwill Document And Entity Information [Abstract] Document and Entity Information [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Financial Instruments Derivative Instruments and Hedging Activities Disclosure [Text Block] Inventories Inventory Disclosure [Text Block] Property, Plant and Equipment, Type Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Land and land improvements Land and Land Improvements [Member] Buildings and building improvements Building and Building Improvements [Member] Machinery and equipment Machinery and Equipment [Member] Construction in progress Construction in Progress [Member] Property, plant and equipment, gross Property, Plant and Equipment, Gross Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property, plant and equipment, net Property, Plant and Equipment, Net Restructuring Program Costs Restructuring Costs [Member] Restructuring Costs [Member] Cash Costs Charges Cash [Member] Charges Cash [Member] Non-cash Costs Charges Noncash [Member] Charges Noncash [Member] Other current liabilities Other Current Liabilities [Member] Other liabilities Other Noncurrent Liabilities [Member] Approved restructuring program cost Restructuring and Related Cost, Expected Cost Approved capital expenditures Reallocation of previously approved capital expenditures to be spent on restructuring program cash costs Restructuring Reserve Reclassification Reclassification of planned restructuring program cash spending components. Restructuring and related cost, cost incurred Restructuring And Implementation Costs Restructuring and implementation costs, total Restructuring charges Cash spent in restructuring Non-cash asset write-downs Restructuring reserve Implementation Costs Restructuring Costs Implementation Cost Restructuring costs, implementation cost Debt Notional value of borrowings (and related derivatives) Derivative Liability, Notional Amount Cumulative fair value hedging adjustments Interest Rate Fair Value Hedge Liability at Fair Value Carrying amount of borrowings Long-term Debt, Current Maturities Components of Inventories Schedule of Inventory, Current [Table Text Block] Significant Other Observable Inputs (Level 2) Fair Value, Inputs, Level 2 [Member] Significant Unobservable Inputs (Level 3) Fair Value, Inputs, Level 3 [Member] Derivative fair value net asset (liability) Derivative, Fair Value, Net Basis of Presentation Significant Accounting Policies [Text Block] Income Tax Disclosure [Abstract] Income Tax Contingency [Table] Income Tax Contingency [Table] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] Foreign Tax Authority Foreign Tax Authority [Member] Income Tax Authority, Name [Axis] Income Tax Authority, Name [Axis] Income Tax Authority, Name [Domain] Income Tax Authority, Name [Domain] Argentina Tax Authority Argentina Tax Authority [Member] Argentina Tax Authority Income Tax Contingency [Line Items] Income Tax Contingency [Line Items] Provisional discrete net tax benefit Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Tax Cuts and Jobs Act, Incomplete Accounting, Provisional Income Tax Expense (Benefit) Estimated effective tax rate Estimated Annual Effective Tax Rate From Continuing Operations Estimated Annual Effective Tax Rate From Continuing Operations Effective tax rate Effective Income Tax Rate Reconciliation, Percent Total unfavorable discrete items Effective Tax Rate Net Tax Benefits Effective Tax Rate Net Tax Benefits Increase in tax expense and liability for transition tax due to U.S. tax reform Benefit from pending tax refund claim Income Tax Examination, Liability (Refund) Adjustment from Settlement with Taxing Authority Net favorable tax audit settlements and expirations of statutes of limitations Income Tax Reconciliation Tax Settlements And Expiration Of Statute of Limitations Income tax reconciliation, tax settlements and expiration of statute of limitations. Benefit relating to the U.S. domestic production activities deduction Effective Income Tax Rate Reconciliation, Deduction, Qualified Production Activity, Amount Cash dividends declared (in dollars per share) Noncontrolling interest Stockholders' Equity Attributable to Noncontrolling Interest Change in noncontrolling interest Noncontrolling Interest, Period Increase (Decrease) Other comprehensive earnings, net of taxes, attributable to noncontrolling interest Net earnings attributable to noncontrolling interest Operating Segments Operating Segments [Member] Restructuring Costs Total Loss Contingencies [Table] Loss Contingencies [Table] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] U.S. Commodity Futures Trading Commission ("CFTC") Litigation Case One [Member] Litigation Case One [Member] Each Additional Violation of the Commodity Exchange Act Additional [Member] Additional [Member] Interest and other expense, net Interest and other income (expense), net [Member] Interest and other income (expense), net. Selling, General and Administrative Expenses and Interest and Other Expense, Net Selling, General and Administrative Expenses and Interest and Other Expense, Net [Member] Selling, general and administrative expenses and interest and other expense, net. Indian Department of Central Excise Authority Cadbury Cadbury [Member] Cadbury [Member] Litigation Status [Axis] Litigation Status [Axis] Litigation Status [Domain] Litigation Status [Domain] Show case notice Show Case Notice [Member] Show Case Notice [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Amount for formal claim of notice presented for unpaid excise tax, as of the balance sheet date Loss Contingency, Estimate of Possible Loss Tax penalties and interest expense Income Tax Examination, Penalties and Interest Accrued Loss contingency, filling date Loss Contingency, Lawsuit Filing Date Loss contingency, damages sought Loss Contingency, Damages Sought, Value Income due to reversal of accrued liability under tax indemnity Benefit From Indemnification Resolution Benefit from indemnification resolution. Property, Plant and Equipment Property, Plant and Equipment Disclosure [Text Block] Statement of Comprehensive Income [Abstract] Other comprehensive earnings/(losses), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Currency translation adjustment Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Pension and other benefit plans Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Derivative cash flow hedges Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Comprehensive earnings Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest less: Comprehensive earnings/(losses) attributable to noncontrolling interests Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive earnings attributable to Mondelēz International Comprehensive Income (Loss), Net of Tax, Attributable to Parent Additional options issued Group Two [Member] Group Two [Member] Shares Subject to Option Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Balance at January 1, 2018 (In shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Options granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Options exercised (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Options canceled (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Balance at March 31, 2018 (in shares) Weighted- Average Exercise or Grant Price Per Share Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Balance at January 1, 2018 (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Options granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Options exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Options canceled (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Forfeitures in Period, Weighted Average Exercise Price Balance at March 31, 2018 (in dollars per share) Average Remaining Contractual Term Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Weighted Average Remaining Contractual Term [Abstract] Average remaining contractual term Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Aggregate Intrinsic Value Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Aggregate Intrinsic Value [Abstract] Aggregate intrinsic value Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value Aggregate intrinsic value options exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Cash received from options exercised Proceeds from Stock Options Exercised Actual tax benefit realized and recorded in the provision for income taxes for the tax deductions from the option exercises Employee Service Share-based Compensation, Tax Benefit from Exercise of Stock Options ASSETS Assets [Abstract] Cash and cash equivalents Trade receivables (net of allowances of $49 at March 31, 2018 and $50 at December 31, 2017) Accounts Receivable, Net, Current Other receivables (net of allowances of $83 at March 31, 2018 and $98 at December 31, 2017) Other Receivables, Net, Current Inventories, net Other current assets Other Assets, Current Total current assets Assets, Current Property, plant and equipment, net Intangible assets, net Prepaid pension assets Assets for Plan Benefits, Defined Benefit Plan Deferred income taxes Deferred Tax Assets, Net of Valuation Allowance, Noncurrent Other assets Other Assets, Noncurrent TOTAL ASSETS Assets LIABILITIES Liabilities [Abstract] Short-term borrowings Current portion of long-term debt Long-term Debt and Capital Lease Obligations, Current Accounts payable Accounts Payable, Current Accrued marketing Accrued Advertising, Current Accrued employment costs Employee-related Liabilities, Current Other current liabilities Other Liabilities, Current Total current liabilities Liabilities, Current Long-term debt Long-term Debt and Capital Lease Obligations Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Accrued pension costs Liability, Defined Benefit Pension Plan, Noncurrent Accrued postretirement health care costs Liability, Other Postretirement Defined Benefit Plan, Noncurrent Other liabilities Other Liabilities, Noncurrent TOTAL LIABILITIES Liabilities Commitments and Contingencies (Note 12) Commitments and Contingencies EQUITY Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Common Stock, no par value (5,000,000,000 shares authorized and 1,996,537,778 shares issued at March 31, 2018 and December 31, 2017) Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive losses Accumulated Other Comprehensive Income (Loss), Net of Tax Treasury stock, at cost (515,208,245 shares at March 31, 2018 and 508,401,694 shares at December 31, 2017) Treasury Stock, Value Total Mondelēz International Shareholders’ Equity Stockholders' Equity Attributable to Parent TOTAL EQUITY TOTAL LIABILITIES AND EQUITY Liabilities and Equity Debt and Borrowing Arrangements Debt Disclosure [Text Block] Noncontrolling interest (earnings) Net earnings attributable to Mondelez International Weighted-average shares for basic EPS (in shares) Weighted Average Number of Shares Outstanding, Basic Plus incremental shares from assumed conversions of stock options and long-term incentive plan shares (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Weighted-average shares for diluted EPS (in shares) Weighted Average Number of Shares Outstanding, Diluted Capital expenditures Accrued capital expenditures unpaid Capital Expenditures Incurred but Not yet Paid Payments for capital expenditures accrued in the prior year Payments to Acquire Property Plant and Equipment Accrued for In Prior Year Payments to Acquire Property Plant and Equipment Accrued for In Prior Year Postemployment Benefit Plans Post Employment Benefit Plans [Member] Post Employment Benefit Plans [Member] Amortization of net gains After-tax gains/(losses) related to hedges of net investments in international operations Gain (Loss) on Derivative Used in Net Investment Hedge, Net of Tax Schedule of Restructuring Program Liability Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Schedule of Restructuring and Implementation Costs by Segment Goodwill and Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Net loss amounts reclassified from accumulated other comprehensive earnings/(losses) to net earnings (net of tax) Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax Stock Plans Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Schedule of Goodwill by Segment Schedule of Goodwill [Table Text Block] Schedule of Intangible Assets Disclosure Schedule Of Intangible Assets [Table Text Block] Schedule Of Intangible Assets [Table Text Block] Schedule of Changes in Goodwill and Intangible Assets Schedule of Intangible Assets and Goodwill [Table Text Block] Postretirement Benefit Plans Other Postretirement Benefits Plan [Member] Schedule of Components of Net Costs Schedule of Net Benefit Costs [Table Text Block] Prior service credit Gain related to a change in the eligibility requirement and a change in benefits to Medicare-eligible participants Defined Benefit Plan, Recognized Net Gain (Loss) Due to Change in Eligibility Requirement and Change in Benefits to Medicare-eligible Participants Defined Benefit Plan, Recognized Net Gain (Loss) Due to Change in Eligibility Requirement and Change in Benefits to Medicare-eligible Participants Schedule of Amounts Reclassified from Accumulated Other Comprehensive Earnings/(Losses) Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Unrealized gains/(losses) on hedging activities (mark-to-market impacts) Unrealized Gain (Loss) on Derivatives General corporate expenses Segment Reporting General Corporate Expenses Segment reporting, general corporate expenses Amortization of intangibles Operating income Benefit plan non-service income Interest and other expense, net Earnings before income taxes Gains/(losses), net of taxes, reclassified from accumulated other comprehensive income into earnings Income Taxes Income Tax Disclosure [Text Block] Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Share Repurchase Program amended July 29, 2015 Share Repurchase Program [Member] Share Repurchase Program [Member] Prior to January 1, 2018 Prior Periods [Member] Prior Periods [Member] Class of Stock [Line Items] Class of Stock [Line Items] Stock repurchase value Stock Repurchase Program, Authorized Amount Increase in share repurchase value Increase In Stock Repurchase Program Authorized Amount Increase In Stock Repurchase Program Authorized Amount Stock repurchase expiration date Stock Repurchase Program Expiration Date Number of shares repurchased (in shares) Treasury Stock, Shares, Acquired Average cost of shares repurchased (in dollars per share) Treasury Stock Acquired, Average Cost Per Share Cost of shares repurchased Stock repurchase remaining amount Stock Repurchase Program, Remaining Authorized Repurchase Amount