Accounting Policies [Abstract] Accounting Policies [Abstract] Accounts Payable And Other Accrued Liabilities Current Accrued expenses and other current liabilities Accounts Payable Current Accounts payable Accounts Receivable Net Current Accounts receivable (less allowance for doubtful accounts of $29,221, $23,355 and $21,158) Accounts receivable, net Accrued Liabilities Current Accrued expenses Accumulated Other Comprehensive Income Loss Net Of Tax Accumulated other comprehensive income Accumulated Other Comprehensive Income [Member] Accumulated Other Comprehensive Income [Member] Acquired Indefinite Lived Intangible Assets [Line Items] Acquired Indefinite-lived Intangible Assets [Line Items] Additional Paid In Capital Common Stock Additional paid-in capital Additional Paid In Capital [Member] Additional Paid In Capital [Member] Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Stock based compensation Adjustments To Additional Paid In Capital Tax Effect From Share Based Compensation Tax benefit on stock option exercise Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net loss to net cash provided (used) by operating activities: Allocated Share Based Compensation Expense Share-based compensation expense Allowance For Doubtful Accounts Receivable Accounts receivable allowance for doubtful accounts Amendment Flag Amendment Flag Amortizable intangible assets. Amortizable Intangible Assets [Member] Amortizable [Member] Amortization Of Intangible Assets Amortization expense for intangibles Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Common stock outstanding, not included in computation of diluted earnings per share Antidilutive Securities Excluded From Computation Of Earnings Per Share By Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Name [Domain] Antidilutive Securities, Name [Domain] Assets Total assets Total Assets [Abstract] ASSETS Assets: Assets Current Total current assets Total current assets Assets Current [Abstract] Current assets: Assets Fair Value Disclosure [Abstract] Assets: Assets Fair Value Disclosure Recurring Total assets Borrowings Outstanding Against Line Of Credit Borrowings Outstanding Against Line Of Credit Borrowings outstanding Business Acquisition Acquiree [Domain] Business Acquisition, Acquiree [Domain] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition [Line Items] Business Acquisition [Line Items] Business Combination Acquisition Of Less Than 100 Percent Noncontrolling Interest Fair Value Assets of aquiree recorded prior to purchase of majority interest Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability 1 Changes in the fair value of contingent performance-based payments established at the time of acquisition Business Combination Contingent Consideration Liability Balance as of June 28, 2014 Balance as of September 28, 2013 Business Combination Contingent Consideration Potential Cash Payment Business Combination Contingent Consideration Potential Cash Payment Contingent future performance-based payments Business Combination Disclosure [Text Block] Business Combinations Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets Purchase of certain assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents Current assets, net of cash and cash equivalents acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Current liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill Intangible assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangibles Intangible assets acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Net Fair values of the assets acquired and liabilities assumed Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Other Other long-term liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Noncurrent Assets Other long-term assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment Fixed assets Business Combination Recognized Identifiable Assets Acquired Goodwill And Liabilities Assumed Less Noncontrolling Interest Acquired remaining majority interest in cash Net assets acquired, less cash and cash equivalents Business Combinations [Abstract] Business Combinations [Abstract] Business Combination Separately Recognized Transactions Expenses And Losses Recognized Loss recognized prior ownership interest in acquire Carrying Reported Amount Fair Value Disclosure [Member] Carrying (Reported) Amount, Fair Value Disclosure [Member] Cash And Cash Equivalents At Carrying Value Cash and cash equivalents at end of period Cash and cash equivalents at beginning of period Cash and cash equivalents Cash And Cash Equivalents Period Increase Decrease Net increase (decrease) in cash and cash equivalents Net increase (decrease) in cash and cash equivalents Certificates Of Deposit [Member] Certificates of Deposit [Member] Class Of Stock [Domain] Class of Stock [Domain] Collective ownership percentage on guarantor subsidiaries. Collective Ownership Percentage On Guarantor Subsidiaries Collective ownership percentage on guarantor subsidiaries Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Commitments And Contingencies Disclosure [Text Block] Contingencies Commodity Contract [Member] Commodity Contracts [Member] Common Class A [Member] Class A Common Stock [Member] Common Class B [Member] Class B Stock [Member] Common Class One [Member] Common Class One [Member] Common Stock [Member] Common Stock Par Or Stated Value Per Share Common stock, par value Common Stock Shares Outstanding Common stock, shares outstanding Common Stock Value Common stock Comprehensive Income Net Of Tax Comprehensive income (loss) attributable to Central Garden & Pet Company Comprehensive income attributable to Central Garden & Pet Company Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest Comprehensive income attributable to noncontrolling interests Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest Comprehensive income (loss) Total comprehensive income Total comprehensive income (loss) Condensed Financial Information Of Parent Company Only Disclosure [Abstract] Condensed Financial Information of Parent Company Only Disclosure [Abstract] Condensed Financial Information Of Parent Company Only Disclosure [Text Block] Consolidating Condensed Financial Information of Guarantor Subsidiaries Condensed Financial Statements Captions [Line Items] Condensed Financial Statements, Captions [Line Items] Condensed Statement Of Comprehensive Income Table [Text Block] Consolidating Condensed Statements of Comprehensive Income Based on Company's Understanding of SEC's Interpretation Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Consolidation Subsidiaries Or Other Investments Consolidated Entities Policy Noncontrolling Interest Contingent Consideration Liability [Member] Contingent Consideration Liability [Member] Liability for Contingent Consideration [Member] Controlling interest. Controlling Interest [Member] Controlling Interest [Member] Corn. Corn [Member] Corn [Member] Corporate Non Segment [Member] Corporate, Non-Segment [Member] Cost Of Goods And Services Sold Cost of goods sold and occupancy Cost of products sold and occupancy Creation Date [Axis] Report Date [Axis] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Current Fiscal Year End Date Current Fiscal Year End Date Customer Relationships [Member] Customer-related Intangible Assets [Member] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Debt instrument additional borrowings. Debt Instrument Additional Borrowings Additional issuance amount on senior notes Debt Instrument Basis Spread On Variable Rate 1 Applicable interest rate on the credit facility Debt Instrument Face Amount Obligation to pay principle on the Company senior subordinates notes Debt Instrument Interest Rate Stated Percentage Debt instrument interest rate stated, percentage Senior subordinated notes, percentage Debt Instrument Interest Rate Terms Debt interest terms Debt instrument issuance price. Debt Instrument Issuance Price Issuance price of additional senior subordinated notes Debt Instrument [Line Items] Debt Instrument [Line Items] Debt Instrument Maturity Date Senior subordinated notes due date Debt Instrument [Table] Schedule of Long-term Debt Instruments [Table] Debt Instrument Unamortized Discount Unamortized original issue discount Debt Issuance Costs Debt issuance cost Debt redemption terms. Debt Redemption Terms Debt redemption terms Default Financial Statements Date [Member] Financial Statement Filing Date [Domain] Deferred Income Taxes And Other Assets Noncurrent Deferred income taxes and other assets Excess of purchase price included in deferred taxes and other assets Deferred Income Tax Expense Benefit Deferred income taxes Depreciation And Amortization [Abstract] Depreciation and amortization: Depreciation Depletion And Amortization Depreciation and amortization Total depreciation and amortization Derivative Assets Current Other Current Assets Derivative Assets Liabilities At Fair Value Net Outstanding derivative instruments Derivative commodity contract outstanding volume. Derivative Commodity Contract Outstanding Volume Derivative commodity contracts outstanding volume Derivative commodity contract volume. Derivative Commodity Contract Volume Table [Text Block] Gross Contract Notional Volume of Outstanding Derivative Contracts Derivative Contract Type [Domain] Derivative Contract [Domain] Derivative Financial Instruments Liabilities [Member] Derivative Liabilities [Member] Derivative Gain Loss On Derivative Net Total derivative instruments Derivative Instrument Risk [Axis] Derivative Instrument [Axis] Derivative Instruments And Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments And Hedging Activities Disclosure [Text Block] Derivative Instruments Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table] Derivative Instruments, Gain (Loss) [Table] Derivative Instruments Gain Loss [Line Items] Derivative Instruments, Gain (Loss) [Line Items] Derivative Liabilities Current Other Current Liabilities Derivative [Line Items] Derivative [Line Items] Derivative Maturity Derivative Maturity Derivative instruments expiration dates Derivatives Fair Value [Line Items] Derivatives, Fair Value [Line Items] Derivatives Policy [Text Block] Derivative Instruments Derivative [Table] Derivative [Table] Dilutive Securities [Abstract] Effect of dilutive securities: Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Stock-Based Compensation Discontinued Operations Policy [Text Block] Discontinued Operations Document and Entity Information[Abstract] Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Document Information [Line Items] Document Information [Line Items] Document Information [Table] Document Information [Table] Document Period End Date Document Period End Date Document Type Document Type Earnings Per Share [Abstract] Net income per share attributable to Central Garden & Pet Company: Earnings Per Share Basic Basic Net income available to common shareholders, Per Share Earnings Per Share Basic [Abstract] Basic EPS: Earnings Per Share Diluted Diluted Net income available to common shareholders, Per Share Earnings Per Share Diluted [Abstract] Diluted EPS: Earnings Per Share [Text Block] Earnings Per Share Effect Of Exchange Rate On Cash And Cash Equivalents Effect of exchange rate changes on cash Effect of exchange rate changes on cash and cash equivalents Eliminations. Eliminations [Member] Eliminations [Member] Employee Service Share Based Compensation Tax Benefit From Compensation Expense Tax benefit associated with share-based compensation expense Employee Stock Option [Member] Stock Options [Member] Entity Central Index Key Entity Central Index Key Entity Common Stock Shares Outstanding Entity Common Stock, Shares Outstanding Entity [Domain] Entity [Domain] Entity Filer Category Entity Filer Category Entity Registrant Name Entity Registrant Name Envincio LLC [Member] Envincio Llc [Member] Envincio LLC [Member] Equity [Abstract] Equity [Abstract] Equity Component [Domain] Equity Component [Domain] Equity Interest Issued Or Issuable By Type [Axis] Equity Interest Type [Axis] Equity Interest Issued Or Issuable Type [Domain] Equity Interest Issued or Issuable, Type [Domain] Equity in undistributed income of guarantor subsidiaries. Equity In Undistributed Income Of Guarantor Subsidiaries Equity in undistributed income of guarantor subsidiaries Excess Tax Benefit From Share Based Compensation Financing Activities Excess tax benefits from stock-based awards Excess Tax Benefit From Share Based Compensation Operating Activities Excess tax benefits from stock-based awards 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] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Measurements, Recurring and Nonrecurring [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Table [Text Block] Summary of Financial Assets and Liabilities Measured at Fair Value on Recurring Basis Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Asset Class [Domain] Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items] Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table] Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table] Fair Value By Asset Class [Axis] Asset Class [Axis] Fair Value By Fair Value Hierarchy Level [Axis] Fair Value, Hierarchy [Axis] Fair Value By Liability Class [Axis] Liability Class [Axis] Fair Value By Measurement Basis [Axis] Measurement Basis [Axis] Fair Value By Measurement Frequency [Axis] Measurement Frequency [Axis] Fair Value Disclosure Item Amounts [Domain] Fair Value Measurement [Domain] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Fair Value Inputs Level 1 [Member] Level 1 [Member] Fair Value Inputs Level 2 [Member] Level 2 [Member] Fair Value Inputs Level 3 [Member] Level 3 [Member] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation By Liability Class [Domain] Fair Value by Liability Class [Domain] Fair Value Liabilities Measured On Recurring Basis Unobservable Input Reconciliation [Text Block] Summary of Changes in Fair Value of Level 3 Financial Instruments Fair Value Measurement Frequency [Domain] Fair Value, Measurement Frequency [Domain] Fair Value Measurement Inputs Disclosure [Text Block] Fair Value Measurements Fair Value Measurements Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Fair Value Measurements Recurring [Member] Fair Value, Measurements, Recurring [Member] Fair Value Of Financial Instruments Policy Fair Value Measurements Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Finite Lived Intangible Assets Accumulated Amortization Accumulated Amortization Finite Lived Intangible Assets Amortization Expense Next Twelve Months Estimated annual amortization expense related to acquired intangible assets, 2014 Finite Lived Intangible Assets Amortization Expense Year Five Estimated annual amortization expense related to acquired intangible assets, 2018 Finite Lived Intangible Assets Amortization Expense Year Four Estimated annual amortization expense related to acquired intangible assets, 2017 Finite Lived Intangible Assets Amortization Expense Year Three Estimated annual amortization expense related to acquired intangible assets, 2016 Finite Lived Intangible Assets Amortization Expense Year Two Estimated annual amortization expense related to acquired intangible assets, 2015 Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Finite Lived Intangible Assets Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite Lived Intangible Assets Remaining Amortization Period 1 Weighted average remaining lives of acquired intangible assets Four Star Microbial Products, LLC [Member] Four Star Microbial Products Llc [Member] FourStar Microbial [Member] Gain on Sale of Property Plant Equipment Gain On Sale Of Property Plant Equipment Gain on sale of property and equipment Garden [Member] Garden [Member] Garden Segment [Member] Goodwill Total goodwill Excess of purchase price recorded as goodwill Goodwill Goodwill And Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill And Intangible Assets Goodwill Policy Goodwill Goodwill Disclosure [Text Block] Goodwill Goodwill Impairment Loss Goodwill impairment charge Gross Profit Gross profit Gross profit Guarantor Subsidiaries [Member] Guarantor Subsidiaries [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Impairment Of Intangible Assets Excluding Goodwill Impairment Impairment Of Intangible Assets Indefinitelived Excluding Goodwill Indefinite-lived intangibles assets, impairment charge Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Income (loss) before income taxes and noncontrolling interest Income Statement [Abstract] Income Statement [Abstract] Income Statement Location [Axis] Income Statement Location [Axis] Income Statement Location [Domain] Income Statement Location [Domain] Income Tax Expense Benefit Income taxes Income taxes (tax benefit) Increase Decrease In Accounts Payable Accounts payable Increase Decrease In Accounts Receivable Accounts receivable Increase Decrease In Accrued Liabilities Accrued expenses Increase Decrease In Inventories Inventories Increase Decrease In Operating Capital [Abstract] Change in assets and liabilities: Increase Decrease In Other Noncurrent Liabilities Other long-term obligations Increase Decrease In Prepaid Deferred Expense And Other Assets Prepaid expenses and other assets Incremental Common Shares Attributable To Share Based Payment Arrangements Options to purchase common stock, Shares Intangible Assets Disclosure [Text Block] Other Intangible Assets Intangible Assets Gross Excluding Goodwill Gross Intangible Assets Net Excluding Goodwill Net Carrying Value Other intangible assets-net Intangible Assets Net Excluding Goodwill [Abstract] Intangible Assets, Net (Excluding Goodwill) [Abstract] Interest Expense Interest expense Interest Income Expense Net Interest - net Interest expense - net Interest Paid Cash paid for interest Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Inventory Disclosure [Text Block] Inventories, net Inventory Finished Goods Net Of Reserves Finished goods Inventory Net Inventories Total inventories, net Inventory Net [Abstract] Inventory, Net [Abstract] Inventory Raw Materials Net Of Reserves Raw materials Inventory Supplies Net Of Reserves Supplies Inventory Work In Process Net Of Reserves Work in progress Investment Income Interest Interest income Investment in guarantors. Investment In Guarantors Investment in guarantors Investment in guarantor subsidiaries. Investment In Guarantor Subsidiaries Investment in guarantor subsidiaries Legal Entity [Axis] Legal Entity [Axis] Letters of credit outstanding. Letters Of Credit Outstanding Letters of credit outstanding Liabilities And Stockholders Equity Total Total Liabilities And Stockholders Equity [Abstract] LIABILITIES AND EQUITY Liabilities Current Total current liabilities Liabilities Current [Abstract] Current liabilities: Liabilities Fair Value Disclosure [Abstract] Liabilities: Liabilities Fair Value Disclosure Recurring Total liabilities Liabilities Other Than Longterm Debt Noncurrent Other long-term obligations Line Of Credit Facility Additional Borrowing Capacity Line Of Credit Facility Additional Borrowing Capacity Credit facility, additional borrowings available Line of credit facility alternate base rate computation option one. Line Of Credit Facility Alternate Base Rate Computation Option One Credit Facility, base rate computation, option first description Line of credit facility alternate base rate computation option three. Line Of Credit Facility Alternate Base Rate Computation Option Three Credit Facility, base rate computation, option third description Line of credit facility alternate base rate computation option two. Line Of Credit Facility Alternate Base Rate Computation Option Two Credit Facility, base rate computation, option second description Line of credit facility alternate base rate computation option two basis spread percentage. Line Of Credit Facility Alternate Base Rate Computation Option Two Basis Spread Percentage Credit Facility, base rate computation, option second description, basis spread percentage Line of credit facility basis percentage for calculation of variable rate spread. Line Of Credit Facility Basis Percentage For Calculation Of Variable Rate Spread Credit Facility, basis percentage for calculation of variable rate spread Line Of Credit Facility Expiration Date 1 Credit facility, maturity date Line Of Credit Facility Maximum Borrowing Capacity Credit facility, maximum principal amount Line Of Credit [Member] Prior Revolving Credit Facility [Member] London Interbank Offered Rate L I B O R [Member] LIBOR [Member] Long Term Debt Debt, aggregate principal amount Total Long Term Debt By Current And Noncurrent [Abstract] Components of long-term debt Long Term Debt Current Current portion of long-term debt Less current portion Long Term Debt Noncurrent Long-term debt Long-term portion Long Term Debt [Text Block] Long-Term Debt Longterm Debt Type [Axis] Long-term Debt, Type [Axis] Longterm Debt Type [Domain] Long-term Debt, Type [Domain] Loss on Sale of Property Plant Equipment Loss On Sale Of Property Plant Equipment Loss on disposal of property and equipment March two thousand fifteen. March Two Thousand Fifteen [Member] March 2015 [Member] March two thousand fourteen. March Two Thousand Fourteen [Member] March 2014 [Member] March two thousand sixteen. March Two Thousand Sixteen [Member] March 2016 [Member] Marketing Related Intangible Assets [Member] Marketing-related Intangible Assets [Member] Maximum [Member] Maximum [Member] Minimum Fixed Charge Coverage Ratio Minimum Fixed Charge Coverage Ratio Debt instrument fixed charge coverage ratio Minimum [Member] Minimum [Member] Minority Interest Noncontrolling interest Minority Interest Decrease From Distributions To Noncontrolling Interest Holders Distribution to Noncontrolling interest Minority Interest Ownership Percentage By Noncontrolling Owners Noncontrolling interest owned by the subsidiary Net Cash Provided By Used In Financing Activities [Abstract] Cash flows from financing activities: Net Cash Provided By Used In Financing Activities Continuing Operations Net cash provided (used) by financing activities Net cash (used) provided by financing activities Net Cash Provided By Used In Investing Activities [Abstract] Cash flows from investing activities: Net Cash Provided By Used In Investing Activities Continuing Operations Net cash used in investing activities Net Cash Provided By Used In Operating Activities [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities Continuing Operations Net cash provided (used) by operating activities Net cash provided (used) by operating activities Net Income Loss Income (loss) attributable to Central Garden & Pet Co. before equity in undistributed income of guarantor subsidiaries Net income attributable to Central Garden & Pet Company Net income attributable to Central Garden & Pet Company Net income loss attributable after equity in undistributed income of guarantor subsidiaries. Net Income Loss Attributable After Equity In Undistributed Income Of Guarantor Subsidiaries Net income attributable to Central Garden & Pet Co. Net Income Loss Attributable To Noncontrolling Interest Income attributable to noncontrolling interest Net income attributable to noncontrolling interest Net Income Loss Available To Common Stockholders Basic Net income available to common shareholders, Income Net Income Loss Available To Common Stockholders Diluted Net income available to common shareholders, Income New Accounting Pronouncements Policy Policy [Text Block] Recent Accounting Pronouncements Non-amortizable. Nonamortizable [Member] Nonamortizable [Member] Noncontrolling Interest [Member] Noncontrolling Interest [Member] Nondesignated [Member] Derivatives Not Designated as Hedging Instruments [Member] Notes issue price percentage. Notes Issue Price Percentage Notes issue price percentage Notes Payable Fair Value Disclosure Senior subordinated notes due 2018 Notes Payable Other Payables [Member] Other Notes Payable [Member] Notes redemption price percentage. Notes Redemption Price Percentage Notes redemption price percentage Number Of Operating Segments Number of operating segments Offsetting [Abstract] Offsetting [Abstract] Operating Income Loss Income from operations Income from operations Operating Segments [Member] Operating Segments [Member] Option one. Option One [Member] Option One [Member] Options to purchase common stock. Options To Purchase Common Stock Options to purchase common stock, Per Share Option two. Option Two [Member] Option Two [Member] Organization Consolidation And Presentation Of Financial Statements Disclosure And Significant Accounting Policies [Text Block] Basis of Presentation Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Foreign currency translation Foreign currency translation, net of tax Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Other comprehensive income (loss): Other Intangible Assets [Member] Other Acquired Intangible Assets [Member] Other letters of credit outstanding amount. Other Letters Of Credit Outstanding Amount Other letters of credit outstanding Other long term assets and intangible assets. Other Long Term Assets And Intangible Assets Deferred income taxes and other assets Other Nonoperating Income Expense Other income (expense) Other income (loss) Outstanding options to purchase common stock. Outstanding Options To Purchase Common Stock Outstanding options to purchase common stock Parent Company [Member] Parent [Member] Parent [Member] Total [Member] Payments For Repurchase Of Common Stock Repurchase of common stock Payments Of Dividends Minority Interest Distribution to minority interest Distribution to noncontrolling interest Payments Of Financing Costs Payment of deferred financing costs Payment of financing costs Payments To Acquire Businesses Net Of Cash Acquired Payment to acquire companies Payments to acquire companies, net of cash acquired Payments To Acquire Property Plant And Equipment Additions to property and equipment Pet [Member] Pet [Member] Pet Segment [Member] Portion At Fair Value Fair Value Disclosure [Member] Portion at Fair Value, Fair Value Disclosure [Member] Prepaid Expense And Other Assets Current Prepaid expenses and other Prepaid expenses and other assets Proceeds From Issuance Of Common Stock Proceeds from issuance of common stock Proceeds From Lines Of Credit Borrowings under revolving line of credit Proceeds From Sale Of Property Plant And Equipment Proceeds from sale of property and equipment Proceeds from sale of property and equipment, net of expenses Proceeds From Sale Of Short Term Investments Proceeds from short term investments Profit Loss Net income (loss) Income (loss) including noncontrolling interest Income including noncontrolling interest Net income Property Plant And Equipment Net Land, buildings, improvements and equipment, net Land, buildings, improvements and equipment-net Range [Axis] Range [Axis] Range [Member] Range [Domain] Repayments Of Lines Of Credit Repayments under revolving line of credit Repayments Of Long Term Debt Repayments of long-term debt Restricted earning per share. Restricted Earning Per Share Restricted shares, Per Share Retained Earnings Accumulated Deficit Accumulated earnings Retained Earnings [Member] Retained Earnings [Member] Revenue Recognition Policy [Text Block] Revenue Recognition Sales Revenue Net Net sales Scenario Adjustment [Member] Measurement Period Adjustments [Member] Scenario Previously Reported [Member] Amounts Previously Recognized as of Acquisition Date [Member] Scenario Unspecified [Domain] Scenario, Unspecified [Domain] Schedule Of Acquired Finite Lived Intangible Assets By Major Class [Text Block] Components of Gross and Net Acquired Intangible Assets Schedule Of Acquired Indefinite Lived Intangible Assets By Major Class [Table] Schedule of Acquired Indefinite-lived Intangible Assets by Major Class [Table] Schedule Of Antidilutive Securities Excluded From Computation Of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule Of Business Acquisitions By Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Schedule Of Condensed Balance Sheet Table [Text Block] Consolidating Condensed Balance Sheet Based on Company's Understanding of SEC's Interpretation Schedule Of Condensed Cash Flow Statement Table [Text Block] Consolidating Condensed Statement of Cash Flows Based on Company's Understanding of SEC's Interpretation Schedule Of Condensed Financial Statements [Table] Condensed Financial Statements [Table] Schedule Of Condensed Income Statement Table [Text Block] Consolidating Condensed Statement of Operations Based on Company's Understanding of SEC's Interpretation Schedule Of Debt Instruments [Text Block] Components of Long-Term Debt Schedule of derivatives instrument not designated as hedging instruments statements financial position location. Schedule Of Derivatives Instrument Not Designated As Hedging Instruments Statements Financial Position Location Table [Text Block] Fair Value of Derivative Instruments Outstanding Schedule of derivatives instrument not designated as hedging instruments statements of financial performance. Schedule Of Derivatives Instrument Not Designated As Hedging Instruments Statements Of Financial Performance Table [Text Block] Effect of Derivative Instruments Recorded in Other Income (Expense) Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Numerators and Denominators in Basic and Diluted Per Share Schedule Of Finite Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Schedule Of Inventory Current Table [Text Block] Summary of Inventories, Net of Allowance for Obsolescence Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed Table [Text Block] Summary of Preliminary Recording of Fair Values of Assets Acquired and Liabilities Assumed Schedule Of Segment Reporting Information By Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Schedule Of Segment Reporting Information By Segment [Text Block] Financial Information Relating to Company's Business Segments Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule Of Stockholders Equity Table [Text Block] Summary of Changes in Carrying Amounts of Equity Attributable to Controlling Interest and Noncontrolling Interest Secured Debt [Member] Asset-based Revolving Credit Facility [Member] Segment [Domain] Segments [Domain] Segment Reporting [Abstract] Segment Reporting [Abstract] Segment Reporting Disclosure [Text Block] Segment Information Segment Reporting Information Additional Information [Abstract] Goodwill (included in corporate assets above): Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Segment Reporting Information Operating Income Loss [Abstract] Income (loss) from operations: Segment Reporting Information Revenue [Abstract] Net sales: Selling General And Administrative Expense Selling, general and administrative expenses Selling General And Administrative Expenses [Member] Selling, General and Administrative Expenses [Member] Senior Notes Carrying value of senior subordinated notes Senior Notes [Member] Senior Subordinated Notes, Net of Unamortized Discount, Interest at 8.25%, Payable Semi-annually, Principal Due March 2018 [Member] Senior Subordinated Notes [Member] Senior Subordinated Notes [Member] Share Based Compensation Stock-based compensation Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Common stock outstanding, included in computation of diluted earnings per share Short Term Investments Short term investments Statement Business Segments [Axis] Segments [Axis] Statement Class Of Stock [Axis] Class of Stock [Axis] Statement Equity Components [Axis] Equity Components [Axis] Statement [Line Items] Statement [Line Items] Statement Of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Statement Of Financial Position [Abstract] Statement of Financial Position [Abstract] Statement Of Income And Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Statement Scenario [Axis] Scenario [Axis] Statement [Table] Statement [Table] Stockholders Equity Shareholders' equity attributable to Central Garden & Pet Co. Total Central Garden & Pet Company shareholders' equity Stockholders Equity Including Portion Attributable To Noncontrolling Interest Ending balance Beginning balance Total equity Total equity Stockholders Equity Including Portion Attributable To Noncontrolling Interest [Abstract] Equity: Stock Issued During Period Value New Issues Issuance of common stock Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures Restricted share activity Stock Repurchased During Period Value Repurchase of common stock Supplemental Cash Flow Information [Abstract] Supplemental information: Supplemental equity information. Supplemental Equity Information Disclosure [Text Block] Supplemental Equity Information Text Block [Abstract] Text Block [Abstract] Trading Activity By Type [Axis] Trading Activity [Axis] Trading Activity By Type [Domain] Trading Activity, by Type [Domain] Trading Symbol Trading Symbol Unrealized Gain Loss On Derivatives And Commodity Contracts Unrealized losses on derivative financial instruments Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] Weighted Average Number Of Diluted Shares Outstanding Diluted Net income available to common shareholders, Shares Weighted Average Number Of Shares Outstanding [Abstract] Weighted average shares used in the computation of net income per share: Weighted Average Number Of Shares Outstanding Basic Basic Net income available to common shareholders, Shares Weighted Average Number Of Shares Restricted Stock Restricted shares, Shares Write Off Of Deferred Debt Issuance Cost Non-cash charge Write-off of deferred financing costs