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Impairment, restructuring and other charges (recoveries), net Restructuring and other charges (recoveries), net, from discontinued operations Restructuring And Other Related Charges, Discontinued Operations Amount charged against earnings in the period for incurred and estimated costs associated with exit from or disposal of business activities or restructuring pursuant to an authorized plan, excluding asset retirement obligations along with other related charges. These charges are recorded within the results from discontinued operations. Term loans Term Loan [Member] Term Loan [Member] (Gain) loss on long-lived assets Gain (Loss) On Sale Of Long Lived Assets Gain (Loss) On Sale Of Long Lived Assets Awards outstanding at September 30, 2019 (shares) Awards outstanding at June 27, 2020 (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number 2023 Lessee, Operating Lease, Liability, to be Paid, Year Four Fair Value Measurements, Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Compensation cost related to nonvested stock options Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Restructuring, Settlement And Impairment Provisions Restructuring, Settlement And Impairment Provisions [Member] Restructuring, Settlement And Impairment Provisions New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Income from continuing operations (USD per share) Income (Loss) from Continuing Operations, Per Diluted Share Hedging Designation [Domain] Hedging Designation [Domain] Income (loss) from discontinued operations (USD per share) Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share Other comprehensive income (loss): Other Comprehensive Income (Loss), Net of Tax [Abstract] Exercisable (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Common shares stated value (USD per share) Common Stock, Par or Stated Value Per Share Payments of Financing Costs Payments of Financing Costs Other liabilities Other Liabilities, Noncurrent Other investing, net Payments for (Proceeds from) Other Investing Activities Operating Activities [Axis] Operating Activities [Axis] Financing cash flows from finance leases Finance Lease, Principal Payments 2023 Capital Leases, Future Minimum Payments Due in Four Years Share-based compensation APIC, Share-based Payment Arrangement, Increase for Cost Recognition Increase in authorized share repurchase authorization Additional Shares Authorized For Repurchase, Value Additional amount of common shares authorized to be repurchased through authorized repurchase program. 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under revolving and bank lines of credit and term loans Proceeds from Long-term Lines of Credit Derivative Instruments and Hedging Activities Disclosures [Line Items] Derivative Instruments and Hedging Activities Disclosures [Line Items] Statistical Measurement [Axis] Statistical Measurement [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Credit Facility [Axis] Credit Facility [Axis] Repayments under revolving and bank lines of credit and term loans Repayments of Long-term Lines of Credit 2022 Capital Leases, Future Minimum Payments Due in Three Years Senior Notes, 4.500% Due 2029 Senior Notes, 4.500% Due 2029 [Member] Senior Notes, 4.500% Due 2029 [Member] Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Entity Small Business Entity Small Business Other (income) expense, net Other Operating Income (Expense), Net Lessee, Operating Lease, Liability, Payment, Due [Abstract] Lessee, Operating Lease, Liability, Payment, Due [Abstract] Derivative Instruments and Hedging Activities Disclosures [Table] Derivative Instruments and Hedging Activities Disclosures [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Less unamortized debt issuance costs Unamortized Debt Issuance Expense DEBT Debt Disclosure [Text Block] Amendment Flag Amendment Flag 2021 Capital Leases, Future Minimum Payments Due in Two Years Loss related to commodity hedges expected to be reclassified Price Risk Cash Flow Hedge Unrealized Gain (Loss) to be Reclassified During Next 12 Months Total lease payments Operating Leases, Future Minimum Payments Due Schedule of Share-Based Awards Granted Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block] LEASES AND OTHER COMMITMENTS Lessee, Finance Leases [Text Block] Corporate Corporate, Non-Segment 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Assets Lease Cost Components and Supplemental Cash Flow Information and Non-Cash Activity For Company's Leases Schedules Lease, Cost [Table Text Block] Total derivatives Derivative, Fair Value, Net 2022 Lessee, Operating Lease, Liability, to be Paid, Year Three Other assets Other Assets, Noncurrent Resin (in pounds) 2821 Plastic Materials, Synthetic Resins and Nonvulcan Elastomers [Member] SEGMENT INFORMATION Segment Reporting Disclosure [Text Block] Cash equivalents Cash and Cash Equivalents, Fair Value Disclosure Operating cash flows from finance leases Finance Lease, Interest Payment on Liability Assets, Total Total assets Assets Thereafter Capital Leases, Future Minimum Payments Due Thereafter Scenario [Axis] Scenario [Axis] Title of 12(b) Security Title of 12(b) Security Income (loss) from discontinued operations before income taxes Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax Finance Lease, Liability, Payment, Due [Abstract] Finance Lease, 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Generally, these items are either unusual or infrequent, but not both (in which case they would be extraordinary items). Treasury share purchases Treasury Stock, Value, Acquired, Cost Method Reclassification of net unrealized (gains) losses on derivative instruments to net income, net of tax of $1.1, zero, $2.0 and $(0.7), respectively Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Net of Tax Recognition of accumulated foreign currency translation loss Translation Adjustment Functional To Reporting Currency, Write Off Translation Adjustment Functional To Reporting Currency, Write Off Adjustments to reconcile net income to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Income from continuing operations (USD per share) Income (Loss) from Continuing Operations, Per Basic Share Interest on lease liabilities Finance Lease, Interest Expense Litigation Case [Axis] Litigation Case [Axis] Operating Activities [Domain] Operating Activities [Domain] Common shares 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Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Operating expenses Operating Expense [Member] Estimate of Fair Value Measurement Estimate of Fair Value Measurement [Member] Income Statement [Abstract] Income Statement [Abstract] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Repayments of senior debt Repayments of senior debt Repayments of Senior Debt Operating lease non-current lease liabilities Operating Lease, Liability, Noncurrent Prepaid and other assets Increase (Decrease) in Prepaid Expense and Other Assets Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Amount of Gain / (Loss) Recognized in AOCI Other Comprehensive Income (Loss), Unrealized Gain (Loss) on Derivatives Arising During Period, before Tax Cash used in operating activities Cash Provided by (Used in) Operating Activities, Discontinued Operations Adjustments for Change in Accounting Principle [Axis] Change in Accounting Principle, Type [Axis] Disposal Groups, Including Discontinued Operations [Table] Disposal Groups, Including Discontinued Operations [Table] Current assets: Assets, Current [Abstract] Amortization Amortization Purchase Agreement, Terms, Value Of Brand Extension Agreement Intangible Asset Purchase Agreement, Terms, Value Of Brand Extension Agreement Intangible Asset Purchase Agreement, Terms, Value Of Brand Extension Agreement Intangible Asset Dividends declared ($0.580, $0.580, $0.580, $0.550, $0.550, and $0.550 per share), June 27, 2020, March 28, 2020, December 28, 2019, June, 29, 2019, March 30, 2019, and December 29, 2018, respectively Dividends Outstanding commodity contracts, volume Derivative, Nonmonetary Notional Amount, Volume Comprehensive Income (Loss), Net of Tax, Attributable to Parent, Total Comprehensive Income (Loss), Net of Tax, Attributable to Parent 2022 Finance Lease, Liability, to be Paid, Year Three Diesel (in gallons) Diesel Fuel [Member] Diesel Fuel [Member] Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Proceeds from sale of brand extension assets Proceeds from Sale of Other Productive Assets Scenario [Domain] Scenario [Domain] Investments in property, plant and equipment Payments to Acquire Property, Plant, and Equipment City Area Code City Area Code Consolidation Items [Domain] Consolidation Items [Domain] Costs related to refinancing Debt Related Commitment Fees and Debt Issuance Costs Document Period End Date Document Period End Date Gross commission Commission Income, Gross Commission Income, Gross Accrual for probable loss Loss Contingency Accrual Non-Employee Directors Director [Member] Equity in income of unconsolidated affiliates Equity in income of unconsolidated affiliates Income (Loss) from Equity Method Investments Authorized repurchase amount Stock Repurchase Program, Authorized Amount Net income Net income Net income (loss) Net Income (Loss), 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Distribution from unconsolidated affiliate classified in operating activities Proceeds from Contributions from Affiliates Restructuring reserve, long-term Restructuring Reserve, Noncurrent Tax withholding Payment, Tax Withholding, Share-based Payment Arrangement Derivatives designated as hedging instruments Designated as Hedging Instruments Designated as Hedging Instrument [Member] Residual value of leased asset Residual Value of Leased Asset Cover page. Cover [Abstract] Schedules of Impairment, Restructuring and Other Charges, and Activity Related to Liabilities Restructuring and Related Costs [Table Text Block] Total finance lease cost Finance Lease, Cost Finance Lease, Cost Derivative Instruments, Gain (Loss) by Hedging Relationship, by Income Statement Location, by Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Urea (in tons) Urea [Member] Urea [Member] Other, primarily gardening and landscape Other Products [Member] Other Products [Member] INVESTMENT IN UNCONSOLIDATED AFFILIATES Investments in and Advances to Affiliates, Schedule of Investments [Text Block] Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] LEASES AND OTHER COMMITMENTS Lessee, Operating Leases [Text Block] Payments and other Payments For Restructuring And Other The amount of cash paid during the reporting period for charges associated with restructuring charges and other related expenses. Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] 2020 Operating Leases, Future Minimum Payments Due, Next Twelve Months Minimum termination fee payable multiple Minimum Termination Fee Payable, Multiple of Average Program Earnings, Prior 3 Years Minimum Termination Fee Payable, Multiple of Average Program Earnings, Prior 3 Years Proceeds from payoff of second lien term loan Proceeds from Collection of Advance to Affiliate Cost of sales Contribution expenses Cost of Goods and Services Sold Lease, Cost [Abstract] Lease, Cost [Abstract] Equity Components [Axis] Equity Components [Axis] Net commission Commission Income (Expense), Net Net commission revenue and expense during the period related to agency agreement. 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Commodity hedging instruments Commodity Contract [Member] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Interest Rate Swap Interest rate swap agreements Interest Rate Swap [Member] Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Unusual or Infrequent Item, or Both [Axis] Unusual or Infrequent Item, or Both [Axis] Debt, maturity period (years) Debt, Maturity Period Debt Instrument Maturity Period Line of credit facility, maximum amount outstanding during period Line of Credit Facility, Maximum Amount Outstanding During Period Impairment, restructuring and other charges from continuing operations Impairment, Restructuring, And Other (Recoveries) Charges, Continuing Operations Impairment, Restructuring, And Other (Recoveries) Charges, Continuing Operations Entity Registrant Name Entity Registrant Name Foreign currency translation losses Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Subsequent Event Type [Domain] Subsequent Event Type [Domain] Derivative [Table] Derivative [Table] Operating leases, weighted average discount rate (percent) Operating Lease, Weighted Average Discount Rate, Percent Assets: Assets, Fair Value Disclosure [Abstract] Treasury share issuances Stock Issued During Period, Value, Treasury Stock Reissued Proceeds from sale of long-lived assets Proceeds from Sale of Property, Plant, and Equipment Number of reportable segments Number of Reportable Segments Summary of Outstanding Derivative Contracts Derivative Volume [Table Text Block] Tabular disclosure of the volume of the entity's derivatives. Less: Imputed interest Finance Lease, Liability, Undiscounted Excess Amount IMPAIRMENT, RESTRUCTURING AND OTHER Restructuring, Impairment, and Other Activities Disclosure [Text Block] Reimbursements associated with Roundup® marketing agreement Revenues, Reimbursement, Marketing Agreement Revenues, Reimbursement, Marketing Agreement Schedule of Equity Method Investments [Table] Schedule of Equity Method Investments [Table] Dividends paid Payments of Ordinary Dividends, Common Stock Gain on Sale of Investments Gain on Sale of Investments Consolidation Items [Axis] Consolidation Items [Axis] Not Designated as Hedging Instrument Not Designated as Hedging Instrument [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Accounts receivable, less allowances of $13.3, $7.6 and $4.2, respectively Accounts Receivable, after Allowance for Credit Loss, Current Defined benefit plan, accumulated other comprehensive loss, after tax Accumulated Other Comprehensive (Income) Loss, Defined Benefit Plan, after Tax Finished goods Inventory, Finished Goods, Gross Total lease payments Lessee, Operating Lease, Liability, to be Paid Common Shares and Capital in Excess of Stated Value Common Stock Including Additional Paid in Capital [Member] Amounts accrued for restructuring and other, beginning balance Amounts accrued for restructuring and other, ending balance Restructuring reserve Restructuring Reserve Adjustments for New Accounting Pronouncements [Axis] Accounting Standards Update [Axis] Equity in income and distributions from unconsolidated affiliates Income (Loss) from Equity Method Investments, Net of Dividends or Distributions Costs related to refinancing Costs Related to Refinancing (Non-cash) Non-cash portion of costs related to refinancing included on the Statement of Operations. Accounting Standards Update 2016-02 Accounting Standards Update 2016-02 [Member] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Cost Of Sales, Impairment, Restructuring And Other Charges Cost Of Sales, Impairment, Restructuring And Other Charges [Member] Cost Of Sales, Impairment, Restructuring And Other Charges Restructuring and other charges (recoveries) Restructuring And Other Charges [Member] Restructuring And Other Charges [Member] Termination fee payable Minimum Termination Fee Payable Minimum Termination Fee Payable Total lease payments Capital Leases, Future Minimum Payments Due Restructuring Type [Axis] Restructuring Type [Axis] Goodwill Goodwill Lawn care Lawn Care [Member] Lawn Care [Member] Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Amount of Gain / (Loss) Reclassified From AOCI Into Earnings Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net Document Transition Report Document Transition Report Title of Individual [Axis] Title of Individual [Axis] Derivative asset Derivative Asset, Fair Value, Gross Asset Fifth Amended and Restated Senior Secured Credit Agreement Fifth Amended And Restated Senior Secured Credit Agreement [Member] Fifth Amended And Restated Senior Secured Credit Agreement [Member] Impairment, restructuring and other Restructuring Costs and Asset Impairment Charges Dividends declared (dollars per share) Common Stock, Dividends, Per Share, Declared Debt instrument face amount Debt Instrument, Face Amount Fair value, inputs, level 2 Fair Value, Inputs, Level 2 [Member] Document Quarterly Report Document Quarterly Report Liabilities: Liabilities, Fair Value Disclosure [Abstract] Equity [Abstract] Equity [Abstract] DISCONTINUED OPERATIONS Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Income (loss) from discontinued operations (USD per share) Income (Loss) from 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Disclosure [Text Block] Entity File Number Entity File Number Restricted and deferred stock units Deferred Stock Units [Member] Deferred Stock Units Master Repurchase And Framework Agreements, The Amendments Master Repurchase And Framework Agreements, The Amendments [Member] Master Repurchase And Framework Agreements, The Amendments [Member] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Other current liabilities Other Current Liabilities [Member] Operating leases, weighted average remaining term (in years) Operating Lease, Weighted Average Remaining Lease Term Instrument 2 Interest Rate Swap, Instrument 2 [Member] Interest Rate Swap, Instrument 2 [Member] Receivables Facility Receivables Facility [Member] Receivables Facility [Member] Restructuring Plan [Axis] Restructuring Plan [Axis] TruGreen Joint Venture TruGreen Joint Venture [Member] TruGreen Joint Venture [Member] Income (loss) from discontinued operations, net of tax Income (loss) from discontinued operations, net of tax Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest Summary of Discontinued Operations Disposal Groups, Including Discontinued Operations [Table Text Block] Net Cash Provided by (Used in) Financing Activities, Total Net Cash Provided by (Used in) Financing Activities Purchase Agreement, Terms, Consideration To Be Paid Purchase Agreement, Terms, Consideration To Be Paid Purchase Agreement, Terms, Consideration To Be Paid Adjustments to reflect inventories at net realizable values Inventory Valuation Reserves Balance Sheet Location [Axis] Balance Sheet Location [Axis] Long-term Debt Long-term Debt [Member] Disposal Group Name [Axis] Disposal Group Name [Axis] Document Fiscal Year Focus Document Fiscal Year Focus Tax benefit recognized Share-based Payment Arrangement, Expense, Tax Benefit Current portion of debt Less current portions Long-term Debt, Current Maturities Entity Current Reporting Status Entity Current Reporting Status 2023 Finance Lease, Liability, to be Paid, Year Four Indoor, urban and hydroponic gardening Indoor, Urban And Hydroponic Gardening [Member] Indoor, Urban And Hydroponic Gardening [Member] Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Line of Credit Facility, Lender [Domain] Line of Credit Facility, Lender [Domain] Other Debt Other [Member] Debt, Other Program Agreement, Terms, Minimum Annual EBIT Required To Avoid Reduction Of Contribution Payment Program Agreement, Terms, Minimum Annual EBIT Required To Avoid Reduction Of Contribution Payment Program Agreement, Terms, Minimum Annual EBIT Required To Avoid Reduction Of Contribution Payment Noncontrolling interest Noncontrolling interest, beginning balance Noncontrolling interest, ending balance Stockholders' Equity Attributable to Noncontrolling Interest Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value INVESTING ACTIVITIES Net Cash Provided by (Used in) Investing Activities [Abstract] Revenue from External Customers by Products and Services [Table] Revenue from External Customers by Products and Services [Table] Interest coverage ratio Interest Coverage Ratio Interest Coverage Ratio Currency forward contracts Foreign Exchange Forward [Member] Total operating lease liabilities Total lease liabilities Operating Lease, Liability 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] Secured Term Loan Secured Term Loan [Member] Secured Term Loan [Member] Long-term debt Long-term debt Long-term Debt, Excluding Current Maturities Segment Reporting [Abstract] Segment Reporting [Abstract] Interest expense Interest Expense [Member] Reclassification of net pension and other post-retirement benefit (gains) losses to net income, net of tax of $0.1, $0.2, $0.5 and $0.5, respectively Other Comprehensive (Income) Loss, Defined Benefit Plan, Reclassification Adjustment from AOCI, after Tax Accounts receivable Increase (Decrease) in Accounts Receivable Debt Instrument [Line Items] Debt Instrument [Line Items] Marketing Agreement [Domain] Marketing Agreement [Domain] Marketing Agreement [Domain] Total equity—controlling interest Equity beginning balance Equity ending balance Stockholders' Equity Attributable to Parent Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Lease liability, current Lease Liability, Current Lease Liability, Current Total liabilities and equity Liabilities and Equity Loss Contingencies [Line Items] Loss Contingencies [Line Items] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax INCOME TAXES Income Tax Disclosure [Text Block] Raw materials Inventory, Raw Materials, Gross Entity Address, City or Town Entity Address, City or Town Portion at Fair Value Measurement [Member] Portion at Fair Value Measurement [Member] Commission threshold Commission Threshold Commission Threshold Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Restricted Stock Units (RSUs) Restricted stock units Restricted Stock Units (RSUs) [Member] Operating lease cost Operating Lease, Cost Total Equity - Controlling Interest Parent [Member] Employee Termination, Facility Closure, and Impairment of Property, Plant and Equipment Employee Termination, Facility Closure, And Impairment Of Property, Plant And Equipment [Member] Employee Termination, Facility Closure, And Impairment Of Property, Plant And Equipment [Member] 2024 Lessee, Operating Lease, Liability, to be Paid, Year Five Derivative Instruments, Gain (Loss) by Hedging Relationship [Axis] Hedging Relationship [Axis] Financial Instrument [Axis] Financial Instrument [Axis] Type of Adoption [Domain] Accounting Standards Update [Domain] 2023 Operating Leases, Future Minimum Payments, Due in Four Years Finance leases, weighted average remaining term (in years) Finance Lease, Weighted Average Remaining Lease Term Short term lease cost Short-term Lease, Cost Purchase Agreement, Terms, Value Of Finished Goods Inventory Purchase Agreement, Terms, Value Of Finished Goods Inventory Purchase Agreement, Terms, Value Of Finished Goods Inventory Equity Component [Domain] Equity Component [Domain] Gross profit Gross Profit Property, plant and equipment, net of accumulated depreciation of $671.1, $649.9 and $628.0, respectively Property, Plant and Equipment, Net Entity Tax Identification Number Entity Tax Identification Number Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Outdoor Home Services Holdings LLC Outdoor Home Services Holdings LLC [Member] Outdoor Home Services Holdings LLC [Member] Net income attributable to controlling interest Net Income (Loss) Attributable to Parent Finance lease non-current lease liabilities Finance Lease, Liability, Noncurrent Changes in assets and liabilities, net of acquired businesses: Increase (Decrease) in Operating Capital [Abstract] Other current liabilities Other Liabilities, Current 2020 (remainder of the year) Lessee, Operating Lease, Liability, to be Paid, Remainder of Fiscal Year Future Minimum Annual Capital Lease Payments Required before Adoption of ASC 842 Schedule Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block] INVENTORIES Inventory Disclosure [Text Block] Investment, Name [Domain] Investment, Name [Domain] Organization Consolidation And Presentation Of Financial Statements Disclosure [Policy Text Block] Organization Consolidation And Presentation Of Financial Statements Disclosure [Policy Text Block] The disclosure for the business description and basis of presentation concepts. Business description describes the nature and type of organization including but not limited to organizational structure as may be applicable to holding companies, parent and subsidiary relationships, business divisions, business units, business segments, affiliates and information about significant ownership of the reporting entity. Basis of presentation describes the underlying basis used to prepare the financial statements (for example, US Generally Accepted Accounting Principles, Other Comprehensive Basis of Accounting, IFRS). Other Comprehensive Income (Loss), Net of Tax, Total Other Comprehensive Income (Loss), Net of Tax Work-in-process Inventory, Work in Process, Gross Leases [Abstract] Leases [Abstract] Outstanding commodity contracts, mass Derivative, Nonmonetary Notional Amount, Mass Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Total current assets Assets, Current Current Fiscal Year End Date Current Fiscal Year End Date Operating expenses: Operating Expenses [Abstract] Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest Restructuring charges and adjustments Restructuring charges and adjustments Restructuring Charges Senior Notes 4.500% Senior Notes 4.50 Percent Due 2029 [Member] [Domain] Senior Notes 4.50 Percent Due 2029 [Member] [Domain] Reclassification of net unrealized (gains) losses on derivative instruments to net income - tax impact Other Comprehensive Income (Loss), Reclassification Adjustment from AOCI on Derivatives, Tax Total finance lease liabilities Total lease liabilities Finance Lease, Liability Dividends [Axis] Dividends [Axis] Interest Rate Swap, Instrument 9 Interest Rate Swap, Instrument 9 [Member] Interest Rate Swap, Instrument 9 Brand Extension Asset Purchase Agreement Brand Extension Asset Purchase Agreement [Member] Brand Extension Asset Purchase Agreement [Member] U.S. Consumer U.S. Consumer [Member] U.S. Consumer Disposal Group Name [Domain] Disposal Group Name [Domain] Equity: Stockholders' Equity Attributable to Parent [Abstract] Weighted-Average Remaining Lease Term and Discount Rate and Supplemental Balance Sheet Information Schedule Assets And Liabilities, Lessee [Table Text Block] Assets And Liabilities, Lessee [Table Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Document Fiscal Period Focus Document Fiscal Period Focus Repayments of senior debt, outstanding principal Repayments Of Senior Debt, Outstanding Principal Repayments Of Senior Debt, Outstanding Principal Marketing Agreement [Axis] Marketing Agreement [Axis] Marketing Agreement [Axis] Repayments of senior debt, accrued and unpaid interest Repayments Of Senior Debt, Accrued And Unpaid Interest Repayments Of Senior Debt, Accrued And Unpaid Interest Accrual for environmental actions Accrual for Environmental Loss Contingencies, Gross Thereafter Finance Lease, Liability, to be Paid, after Year Five Gain (loss) related to litigation settlement Gain (Loss) Related to Litigation Settlement Instrument 3 Interest Rate Swap, Instrument 3 [Member] Interest Rate Swap, Instrument 3 [Member] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Nature Of Operations Policy [Policy Text Block] Nature Of Operations Policy [Policy Text Block] The disclosure for the nature of an entity's business, the major products or services it sells or provides and its principal markets, including the locations of those markets. Marketing Agreement, Terms, Minimum Earnings Before Income Taxes Marketing Agreement, Terms, Minimum Earnings Before Income Taxes Marketing Agreement, Terms, Minimum Earnings Before Income Taxes Restructuring and related cost, cost incurred to date Restructuring and Related Cost, Cost Incurred to Date Summary of Changes in Equity Schedule of Stockholders Equity [Table Text Block] Entity Filer Category Entity Filer Category Product and Service [Domain] Product and Service [Domain] Finance leases, weighted average discount rate (percent) Finance Lease, Weighted Average Discount Rate, Percent In Re Scotts EZ Seed Litigation In Re Scotts EZ Seed Litigation [Member] In Re Scotts EZ Seed Litigation [Member] Available borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Common shares and capital in excess of $.01 stated value per share; shares outstanding of 55.8, 55.4 and 55.8, respectively Common Stocks, Including Additional Paid in Capital Class of Treasury Stock [Table] Class of Treasury Stock [Table] Operating lease amortization of ROU assets Operating Lease, Right-Of-Use Asset, Amortization Operating Lease, Right-Of-Use Asset, Amortization Other income / expense, net Other Operating Income (Expense) [Member] Unusual or Infrequent Item, or Both [Domain] Unusual or Infrequent Item, or Both [Domain] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Accounts receivable pledged Pledged Assets Separately Reported, Finance Receivables Pledged as Collateral, at Fair Value Interest rate of debt (percentage) Debt Instrument, Interest Rate, Stated Percentage Instrument 4 Interest Rate Swap, Instrument 4 [Member] Interest Rate Swap, Instrument 4 [Member] Write-off of unamortized bond issuance costs Write off of Deferred Debt Issuance Cost Financing receivable, before allowance for credit loss Financing Receivable, before Allowance for Credit Loss Property, plant and equipment, accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Diluted income (loss) per common share: Earnings Per Share, Diluted [Abstract] Total impairment, restructuring and other charges (recoveries) Total Impairment, Restructuring and Other Charges The aggregate costs and expenses related to impairment restructuring and other charges. Generally, these items are either unusual or infrequent, but not both (in which case they would be extraordinary items). Exercised (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Net increase in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Finance lease right-of-use assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Hedging Relationship [Domain] Hedging Relationship [Domain] Hawthorne Hawthorne [Member] Hawthorne [Member] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Maturities of Operating Lease Liabilities by Fiscal Year Schedule Lessee, Operating Lease, Liability, Maturity [Table Text Block] Loss Contingency, Nature [Domain] Loss Contingency, Nature [Domain] Project Catalyst Project Catalyst [Member] Project Catalyst [Member] Other Long-term Debt [Member] Other Long-term Debt [Member] Other Long-term Debt [Member] Share-based Payment Arrangement, Option Share-based Payment Arrangement, Option [Member] Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Wild Bird Food Wild Bird Food [Member] Wild Bird Food Weighted-average common shares outstanding during the period Weighted Average Number of Shares Outstanding, Basic Interest Rate Swap, Instrument 8 Interest Rate Swap, Instrument 8 [Member] Interest Rate Swap, Instrument 8 Ownership [Axis] Ownership [Axis] Treasury shares, at cost (shares) Treasury Stock, Shares Net foreign currency translation adjustment, including reclassifications to net income of zero, zero, zero and $2.5, respectively Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Cash Flow Hedging Cash Flow Hedging [Member] Employee Severance Employee Severance [Member] Restructuring and other charges from continuing operations Restructuring And Other Related Charges, Continuing Operations Restructuring And Other Related Charges, Continuing Operations Future Minimum Annual Operating Lease Payments Required before Adoption of ASC 842 Schedule Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Loss Contingencies [Table] Loss Contingencies [Table] Ownership [Domain] Ownership [Domain] Reported Value Measurement Reported Value Measurement [Member] Third Restated Agreement Third Restated Agreement [Member] Third Restated Agreement [Member] Equity ownership percentage sold Equity Method Investment, Ownership Percentage Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activities Instrument 5 Interest Rate Swap, Instrument 5 [Member] Interest Rate Swap, Instrument 5 [Member] Other current liabilities Increase (Decrease) in Other Current Liabilities Total equity Total equity, beginning balance Total equity, ending balance Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Right-of-use assets obtained in exchange for lease obligations, operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability 2020 Finance Lease, Liability, to be Paid, Remainder of Fiscal Year Long-term Debt, Fair Value Long-term Debt, Fair Value 2022 Operating Leases, Future Minimum Payments, Due in Three Years Schedule of Interest Rate Swap Agreements Schedule of Derivative Instruments [Table Text Block] Inventory, Policy [Policy Text Block] Inventory, Policy [Policy Text Block] Income tax expense from continuing operations Income Tax Expense (Benefit) 2024 Operating Leases, Future Minimum Payments, Due in Five Years Income tax payments (refunds) Income Taxes Paid, Net Special Cash Dividend Special Cash Dividend [Member] Special Cash Dividend Tax effect of unrecognized losses on derivatives Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Marketing Agreement [Table] Marketing Agreement [Table] Marketing Agreement [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] (Gain) loss on sale of business / unconsolidated affiliate Equity Method Investment, Realized Gain (Loss) on Disposal Title of Individual [Domain] Title of Individual [Domain] Diluted income per common share (USD per share) Earnings Per Share, Diluted 2021 Operating Leases, Future Minimum Payments, Due in Two Years Finance lease current lease liabilities Finance Lease, Liability, Current Local Phone Number Local Phone Number Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Cumulative Effect, Period of Adoption [Domain] Cumulative Effect, Period of Adoption [Domain] Controls Controls [Member] Controls [Member] Operating and exit costs Disposal Group, Including Discontinued Operation, Operating Income (Loss) Post-closing working capital adjustment obligation Business Combinations, Post-Closing Working Capital Adjustment Obligation Business Combinations, Post-Closing Working Capital Adjustment Obligation Intrinsic value of options exercised in period Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value Components of Long-Term Debt Schedule of Debt [Table Text Block] Income tax expense (benefit) from discontinued operations Discontinued Operation, Tax Effect of Discontinued Operation Derivative [Line Items] Derivative [Line Items] Total debt Long-term Debt, Gross Depreciation Depreciation Entity Address, Address Line One Entity Address, Address Line One Proceeds From Settlement Of Escrow Funds Proceeds From Settlement Of Escrow Funds Proceeds From Settlement Of Escrow Funds Entity Emerging Growth Company Entity Emerging Growth Company Deferred taxes Deferred Income Tax Expense (Benefit) Derivative Liability, Fair Value, Gross Liability Derivative liability Derivative Liability, Fair Value, Gross Liability COVID-19 Pandemic COVID-19 Pandemic [Member] COVID-19 Pandemic Charge recognized for probable loss Loss Contingency, Loss in Period Senior secured credit facilities, maximum borrowing capacity Line of Credit Facility, Maximum Borrowing Capacity Award Type [Axis] Award Type [Axis] Prepaid and other current assets Prepaid Expenses and Other Current Assets [Member] Maximum Maximum [Member] Noncontrolling Interest Noncontrolling Interest [Member] Cash used in investing activities Cash Provided by (Used in) Investing Activities, Discontinued Operations Leverage ratio, restricted payment threshold Leverage Ratio, Restricted Payment Threshold Leverage Ratio, Restricted Payment Threshold FAIR VALUE MEASUREMENTS Fair Value Measurement and Measurement Inputs, Recurring and Nonrecurring [Text Block] Retained Earnings Retained Earnings [Member] Measurement Basis [Axis] Measurement Basis [Axis] Contractual Commitments Future Minimum Payments Due Contractual Commitments Future Minimum Payments Due Minimum contractual payments as defined in agreement. 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] Effective tax rate related to continuing operations Effective Income Tax Rate Reconciliation, Percent SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Significant Accounting Policies [Text Block] Net cash provided by investing activities Distribution from unconsolidated affiliate classified in investing activities Net Cash Provided by (Used in) Investing Activities 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 [Domain] Award Type [Domain] Interest Rate Swap, Instrument 7 Interest Rate Swap, Instrument 7 [Member] Interest Rate Swap, Instrument 7 Weighted Average Costing Method To First In First Out Method Weighted Average Costing Method To First In First Out Method [Member] Weighted Average Costing Method To First In First Out Method [Member] Restructuring and other Increase (Decrease) in Restructuring Reserve Aggregate fair value at grant dates Shares Granted, Value, Share-based Payment Arrangement, after Forfeiture Trading Symbol Trading Symbol Weighted average exercise price, exercisable (USD per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price Discontinued Operations and Disposal Groups [Abstract] Discontinued Operations and Disposal Groups [Abstract] Minimum termination fee payable threshold Minimum Termination Fee Payable, Threshold Minimum Termination Fee Payable, Threshold Continuing Operations Continuing Operations [Member] Treasury shares, at cost; 12.4, 12.7 and 12.4 shares, respectively Treasury Stock, Value Impairment, restructuring and other Restructuring and other charges, net Impairment, restructuring and other Restructuring, Settlement and Impairment Provisions Current liabilities: Liabilities, Current [Abstract] Entity Shell Company Entity Shell Company Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Fair Value, Measurements, Recurring Fair Value, Recurring [Member] 2021 Finance Lease, Liability, to be Paid, Year Two Sunlight Supply Sunlight Supply [Member] Sunlight Supply [Member] Recently Adopted & Issued Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Proceeds from sale of investment in unconsolidated affiliates Proceeds from Divestiture of Businesses and Interests in Affiliates Basic income (loss) per common share: Earnings Per Share, Basic [Abstract]