Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Coffee [Member] Coffee [Member] Coffee. Less: Imputed interest Finance Lease, Liability, Undiscounted Excess Amount Operating Lease, Weighted Average Discount Rate, Percent Operating Lease, Weighted Average Discount Rate, Percent Total Current Assets Assets, Current Current Assets Assets, Current [Abstract] Accounts payable Increase (Decrease) in Accounts Payable Hedging Designation [Axis] Hedging Designation [Axis] 2023 Finance Lease, Liability, Payments, Due Year Four Number of banks Number of Banks Number of banks involved in credit agreement, Goodwill and Intangible Assets Disclosure [Abstract] Total undiscounted minimum lease payments Finance Lease, Liability, Payments, Due Accounts payable Accounts Payable, Current Net Income (in dollars per share) Net income per common share (in dollars per share) Earnings Per Share, Basic Commercial paper weighted-average interest rate Short-term Debt, Weighted Average Interest Rate, at Point in Time Total Property, Plant, and Equipment Property, Plant and Equipment, Net Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Current Fiscal Year End Date Current Fiscal Year End Date Income and other taxes Increase Decrease In Income Taxes Excluding Deferred Income Taxes The increase (decrease) during the reporting period in the amounts payable to taxing authorities for taxes that are based on the reporting entity's earnings, net of amounts receivable from taxing authorities for refunds of overpayments or recoveries of income taxes. Land and land improvements Land and Land Improvements Interest on lease liabilities Finance Lease, Interest Expense Entity Address, Postal Zip Code Entity Address, Postal Zip Code Unrealized Gain (Loss) on Available-for-Sale Securities [Member] Accumulated Net Investment Gain (Loss) Attributable to Parent [Member] Entity Listings [Line Items] Entity Listings [Line Items] Investing Activities Net Cash Provided by (Used in) Investing Activities [Abstract] Deferred income taxes Deferred Income Tax Liabilities, Net Balance, shares Balance, shares Common shares outstanding Common Stock, Shares, Outstanding Operating lease cost Operating Lease, Cost All Other International [Member] All Other International [Member] All other international. Interest rate contracts Interest Rate Contract [Member] Canada CANADA Dog food [Member] Dog Food [Member] Dog Food U.S. Retail Consumer Foods [Member] U.S. Retail Consumer Foods [Member] U.S. Retail Consumer Foods [Member] Other Postretirement Benefits Other Postretirement Benefits Plan [Member] Short-term borrowings Short-term Debt Financial Instrument [Axis] Financial Instrument [Axis] Number of industries in which Company operates Number of Industries in Which Company Operates Number of industries in which company operates. Less: Imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Term loan credit agreement carrying value Unsecured Debt 3.50% Senior Notes due March 15, 2025 Senior Notes Due Period Ten [Member] Senior notes due period ten. Weighted-average common shares outstanding - assuming dilution (in shares) Weighted Average Number of Shares Outstanding, Diluted Entity Shell Company Entity Shell Company Leases Leases of Lessee Disclosure [Text Block] Cover page. Cover page. International and Away From Home [Member] International and Away From Home [Member] International and Away From Home [Member] International and Away From Home Document Type Document Type Type of Adoption [Domain] Type of Adoption [Domain] Total undiscounted minimum lease payments Lessee, Operating Lease, Liability, Payments, Due Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Income tax benefit (expense) Other Comprehensive Income (Loss), Tax Commercial Paper [Member] Commercial Paper [Member] Finite-lived intangible assets subject to amortization: Finite-Lived Intangible Assets, Net [Abstract] Other noncash adjustments – net Other Noncash Income (Expense) Comprehensive Income Comprehensive Income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Other special project costs Other special project costs (A) Restructuring Charges Cash dividends declared Dividends, Common Stock, Cash Discontinued Operations and Disposal Groups [Abstract] Discontinued Operations and Disposal Groups [Abstract] Other income (expense) – net Other income (expense) – net Other Nonoperating Income (Expense) Net Periodic Benefit Cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) U.S. Baking Business [Member] U.S. Baking Business [Member] U.S. Baking Business [Member] Segments [Axis] Segments [Axis] Document Quarterly Report Document Quarterly Report 2022 Operating Leases, Future Minimum Payments, Due in Three Years Other operating expense (income) – net Other Operating Income (Expense), Net Foreign currency exchange contracts Foreign currency exchange contracts - net Foreign Exchange Contract [Member] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] 2024 Lessee, Operating Lease, Liability, Payments, Due Year Five Inventories: Inventory, Net [Abstract] Total Assets Assets Total Inventory Inventory, Net Total Other Comprehensive Income (Loss) Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent 2022 [Member] Two Thousand And Twenty Two [Member] Fiscal year 2022. Business acquired, net of cash acquired Payments to Acquire Businesses, Net of Cash Acquired Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract] Entity File Number Entity File Number Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Company's Municipal bond mature in 2023 Other Investment Municipal Bond Matured in Fourth Year Other investment municipal bond matured in fourth year. Net income allocated to common stockholders Net Income (Loss) Available to Common Stockholders, Diluted Accounting Changes and Error Corrections [Abstract] Accounting Changes and Error Corrections [Abstract] Total Other Noncurrent Assets Other Assets, Noncurrent Debt and Financing Arrangements (Textual) [Abstract] Debt and Financing Arrangements (Textual) [Abstract] Debt and financing arrangements. Accumulated Amortization, Impairment Charges, and Foreign Currency Exchange Expense for Finite Lived Assets Accumulated Amortization Impairment Charges and Foreign Currency Exchange Expense for Finite Lived Assets Accumulated Amortization Impairment Charges and Foreign Currency Exchange Expense for Finite Lived Assets Machinery and equipment Machinery and Equipment, Gross Cash flow hedging derivative activity, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax, Parent Trademarks Trademarks [Member] Segments [Domain] Segments [Domain] Document Fiscal Period Focus Document Fiscal Period Focus Commercial Paper Commercial Paper Changes in assets and liabilities, net of effect from acquisition and divestiture: Increase (Decrease) in Operating Capital [Abstract] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Net Cash Provided by (Used for) Investing Activities Net Cash Provided by (Used in) Investing Activities Product category information Revenue from External Customers by Products and Services [Table Text Block] Gain (loss) on early termination agreement Gain (Loss) on Contract Termination Change in accumulated other comprehensive income (loss) Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Repayments of long-term debt Repayments of long-term debt Repayments of Long-term Debt Financial assets (liabilities) measured at fair value on a recurring basis Fair Value Measurements, Recurring and Nonrecurring [Table Text Block] Annual net sales Disposal Group, Including Discontinued Operation, Annual Net Sales Disposal Group, Including Discontinued Operation, Annual Net Sales Marketable securities and other investments Available-for-sale Securities, Noncurrent Components of net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) [Abstract] Patents and technology Patented Technology [Member] Goodwill Goodwill Goodwill Hedging Designation [Domain] Hedging Designation [Domain] Inventories Increase (Decrease) in Inventories Business Acquisition [Axis] Business Acquisition [Axis] Restructuring and Related Cost, Expected Cost Restructuring and Related Cost, Expected Cost Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Operating Lease, Weighted Average Remaining Lease Term Operating Lease, Weighted Average Remaining Lease Term Operating Activities Net Cash Provided by (Used in) Operating Activities [Abstract] Treasury shares Treasury Stock, Shares Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Other Noncurrent Assets [Member] Other Noncurrent Assets [Member] Contingencies Contingencies Disclosure [Text Block] Short-term Debt, Type [Domain] Short-term Debt, Type [Domain] Other current assets Other Assets, Current Short-term lease cost Short-term Lease, Cost Accrued and Prepaid Interest, Net [Member] Accrued and Prepaid Interest, Net [Member] Accrued and Prepaid Interest, Net [Member] Segment profit: Segment Reporting Information, Segment Profit [Abstract] Defined benefit pension contributions Payment for Pension Benefits Purchase of treasury shares, shares Treasury Stock, Shares, Acquired Report Date [Axis] Report Date [Axis] 2021 Operating Leases, Future Minimum Payments, Due in Two Years Amendment Flag Amendment Flag Common Shares Common Shares Authorized and Outstanding and Treasury Shares [Text Block] Number of common shares authorized and outstanding, and the number of treasury shares. Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Business Acquisition, Goodwill, Expected Tax Deductible Amount Business Acquisition, Goodwill, Expected Tax Deductible Amount Accrued trade marketing and merchandising Accrued Marketing Costs, Current Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Curtailment loss (gain) Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Curtailment Additions to property, plant, and equipment Payments to Acquire Property, Plant, and Equipment Entity Listings, Exchange [Axis] Entity Listings, Exchange [Axis] Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Business Combinations [Abstract] Business Combinations [Abstract] Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] Other investments Other Assets, Fair Value Disclosure Disposal Group Name [Axis] Disposal Group Name [Axis] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] Financing Activities Net Cash Provided by (Used in) Financing Activities [Abstract] Revolving credit facility maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Local Phone Number Local Phone Number Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] 2020 (remainder of the year) Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year Adjustments for Change in Accounting Principle [Domain] Adjustments for Change in Accounting Principle [Domain] Total Other Intangible Assets Accumulated Amortization, Impairment Charges, and Foreign Currency Exchange TotalOtherIntangibleAssetsAccumulatedAmortizationImpairmentChargesForeignCurrencyExchange Total other intangible assets accumulated amortization, impairment charges, and foreign currency exchange Other Current Assets [Member] Other Current Assets [Member] Integration costs Integration Costs [Table Text Block] Tabular disclosure of costs incurred for integration of acquired business Derivative Financial Instruments (Textual) [Abstract] Derivative Financial Instruments (Textual) [Abstract] Derivative financial instruments. Disposal Group Name [Domain] Disposal Group Name [Domain] Total long-term debt Total long-term debt Long-term Debt Other noncurrent liabilities Other Liabilities, Noncurrent Restructuring and Related Cost, Cost Incurred to Date Restructuring and Related Cost, Cost Incurred to Date Derivative Financial Instruments (Additional Textual) [Abstract] Derivative Financial Instruments (Additional Textual) [Abstract] Derivative financial instruments additional textual abstract Revolving Credit Facility [Member] Revolving Credit Facility [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, Inputs, Level 3 [Member] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Net periodic benefit cost Schedule of Net Benefit Costs [Table Text Block] Total operating lease liabilities Total operating lease liabilities Operating Lease, Liability Add: Dilutive effect of stock options (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Entity Current Reporting Status Entity Current Reporting Status Weighted average remaining lease tern and discount rate Weightedaverageleaseinformation [Table Text Block] Tabular disclosure of weighted average remaining lease term (in years) and weighted average discount rates for operating and finance leases. Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Significant Change in Unrecognized Tax Benefits is Reasonably Possible, Amount of Unrecorded Benefit Gains and losses recognized in cost of products sold on derivatives not designated as qualified hedging instruments Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net [Abstract] Right-of-use assets and lease liabilities recognized in the Condensed Consolidated Balance Sheet ScheduleOfLeaseAmountsRecognizedInBalanceSheet [Table Text Block] Tabular disclosure of the amounts that are recognized in the balance sheet for operating and finance lease, showing separately the lease right-of-use assets and current and noncurrent lease liabilities recognized. Juices and beverages [Member] Juices and Beverages [Member] Juices and beverages. Recently Issued Accounting Standards New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Percentage of the principal amount thereof which company can prepay Percentage Of The Principal Amount Thereof At Which Company Can Prepay Percentage of principal amount thereof at which Company can prepay. Net Cash Provided by (Used for) Financing Activities Net Cash Provided by (Used in) Financing Activities Less: Net gains (losses) on derivative positions reclassified to segment operating profit Net Gain (Loss) On Derivative Positions Reclassified From Derivative Gains (Losses) To Segment Operating Profit The amount of gain (loss) from derivative positions reclassified from derivative gains (losses) to segment operating profit. Fair value of derivative instruments Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Purchase of treasury shares Treasury Stock, Value, Acquired, Par Value Method 2021 Finance Lease, Liability, Payments, Due Year Two Total Shareholders’ Equity Balance Balance Stockholders' Equity Attributable to Parent Noncurrent finance lease liabilities Finance Lease, Liability, Noncurrent Amortization Amortization Amortization of Intangible Assets Noncurrent operating lease liabilities Operating Lease, Liability, Noncurrent 2020 (remainder of the year) Finance Lease, Liability, Payments, Remainder of Fiscal Year Entity Small Business Entity Small Business Stockholders' Equity Note [Abstract] Stockholders' Equity Note [Abstract] Carrying amount and fair value of financial instruments Fair Value, by Balance Sheet Grouping [Table Text Block] Interest Expense [Member] Interest Expense [Member] Outstanding derivative contracts Notional Disclosures [Abstract] Entity Filer Category Entity Filer Category Other current assets Increase (Decrease) in Other Operating Assets AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Gain on divestiture Gain on divestiture Disposal Group, Not Discontinued Operation, Gain (Loss) on Disposal Portion control [Member] Portion Control [Member] Portion control. Entity Address, City or Town Entity Address, City or Town Term Loan Credit Agreement due May 14, 2021 Term Loan Credit Agreement due May 14, 2021 Senior Notes Due Period Thirteen [Member] Senior notes due period thirteen. Amortization of net actuarial loss (gain) Defined Benefit Plan, Amortization of Gain (Loss) 2025 and beyond Lessee, Operating Lease, Liability, Payments, Due after Year Five Interest expense – net Interest Income (Expense), Nonoperating, Net Computation of earnings per common share, basic and diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Accrued liabilities Increase (Decrease) in Accrued Liabilities Interest Cost Defined Benefit Plan, Interest Cost Fair Value, Inputs, Level 2 [Member] Fair Value, Inputs, Level 2 [Member]