Revenue from Contract with Customer [Abstract] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Table] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] Performance obligations expected to be satisfied Revenue, Remaining Performance Obligation, Amount Performance obligations expected to be satisfied, expected timing Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Earnings Per Share [Abstract] Earnings Per Share Earnings Per Share [Text Block] Schedule of Reconciliation of Basic and Diluted EPS Calculations Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Leases [Abstract] Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Stores, laboratories, distribution centers, offices Building and Building Improvements [Member] Statistical Measurement [Axis] Statistical Measurement [Axis] Statistical Measurement [Domain] Statistical Measurement [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Lease terms (in years) Lessee, Leases, Term Of Contract Lessee, Leases, Term Of Contract Renewal terms (in years) Lessee, Leases, Renewal Term Lessee, Leases, Renewal Term Finance lease assets, accumulated amortization Finance Lease, Right-of-Use Asset, Accumulated Amortization Finance Lease, Right-of-Use Asset, Accumulated Amortization Term of U.S. Treasuries for borrowing rate considered in determination of lease discount rate Term Of US Treasuries For Borrowing Rate Considered In Determination Of Discount Rate Term Of US Treasuries For Borrowing Rate Considered In Determination Of Discount Rate Variable lease-related executory costs Operating Leases, Variable Executory Costs Operating Leases, Variable Executory Costs Cash paid for amounts included in the measurement of lease liabilities Cash Flow, Operating Activities, Lessee [Abstract] Operating cash outflows - operating leases Operating Lease, Payments Share-based Payment Arrangement [Abstract] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Award Type [Domain] Stock options Share-based Payment Arrangement, Option [Member] RSUs and PSUs Restricted Stock Units (RSUs) [Member] RSAs Restricted Stock [Member] Associate stock purchase plan Associate Stock Purchase Plan ASPP [Member] Associate Stock Purchase Plan ASPP [Member] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Share-based Payment Arrangement, Expensed and Capitalized, Amount [Line Items] Total stock based compensation expense Share-based Payment Arrangement, Expense Schedule of Lease Type and Classification On Balance Sheet Schedule Of Lease Type And Classification On Balance Sheet [Table Text Block] Schedule Of Lease Type And Classification On Balance Sheet [Table Text Block] Schedule of Lease Cost Lease, Cost [Table Text Block] Schedule of Lease Terms and Discount Rate Schedule Of Lease Terms And Discount Rate [Table Text Block] Schedule Of Lease Terms And Discount Rate [Table Text Block] Schedule of Operating Lease Cash Flows Schedule Of Operating Lease Cash Flows [Table Text Block] Schedule Of Operating Lease Cash Flows [Table Text Block] Schedule of Maturity for Operating Lease Liabilities Lessee, Operating Lease, Liability, Maturity [Table Text Block] Schedule of Maturity for Finance Lease Liabilities Finance Lease, Liability, Maturity [Table Text Block] Schedule of Aggregate Future Minimum Rental Payments at Prior Year End Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] General payment terms for accounts on health care plans and programs (in days) Payment Terms For Health Care Plans And Programs Accounts Payment Terms For Health Care Plans And Programs Accounts Time frame for majority of payments on health care plans and programs accounts (in days) Payment Terms For Health Care Plans And Programs Accounts, Majority Of Payments Received Within Payment Terms For Health Care Plans And Programs Accounts, Majority Of Payments Received Within Bad debt expense Accounts Receivable, Credit Loss Expense (Reversal) Unearned revenue, estimated delivery time for period end calculation (in days) Unearned Revenue, Delivery Time For Period End Calculation Unearned Revenue, Delivery Time For Period End Calculation Deferred revenue Contract with Customer, Liability Previously deferred revenue recognized Contract with Customer, Liability, Revenue Recognized Organization, Consolidation and Presentation of Financial Statements [Abstract] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Land and building Land and Building [Member] Equipment Equipment [Member] Information systems hardware and software Information Systems, Hardware And Software [Member] Information Systems, Hardware And Software [Member] Furniture and fixtures Furniture and Fixtures [Member] Leasehold improvements Leasehold Improvements [Member] Construction in progress Construction in Progress [Member] Right of use assets under finance leases Assets Held Under Finance Leases [Member] Assets Held Under Finance Leases [Member] Property and equipment, net: Property, Plant and Equipment [Line Items] Property and equipment, gross Property, Plant and Equipment, Gross Less: Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net Property, Plant and Equipment, Net Accounting Policies [Abstract] Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Fiscal Year Fiscal Period, Policy [Policy Text Block] Use of Estimates Use of Estimates, Policy [Policy Text Block] Asset Impairment Property, Plant and Equipment, Impairment [Policy Text Block] Income Taxes Income Tax, Policy [Policy Text Block] Adoption of New Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Effective income tax rate (percent) Effective Income Tax Rate Reconciliation, Percent Tax benefit associated primarily with exercise of stock options Share-based Payment Arrangement, Exercise of Option, Tax Benefit Revenue From Contracts with Customers Revenue from Contract with Customer [Text Block] Statement of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided by (Used in) Operating Activities [Abstract] Net income Net Income (Loss) Attributable to Parent Adjustments to reconcile net income to net cash provided by operating activities: Adjustments, Noncash Items, to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Amortization of loan costs Amortization of Debt Discount (Premium) Asset impairment Asset Impairment Charges Deferred income tax expense Deferred Income Tax Expense (Benefit) Stock based compensation expense Share-based Payment Arrangement, Noncash Expense Inventory adjustments Inventory Write-down Other Other Noncash Income (Expense) Changes in operating assets and liabilities: Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Other assets Increase (Decrease) in Other Operating Assets Accounts payable Increase (Decrease) in Accounts Payable Deferred revenue Increase (Decrease) in Contract with Customer, Liability Other liabilities Increase (Decrease) in Other Operating Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Cash flows from investing activities: Net Cash Provided by (Used in) Investing Activities [Abstract] Purchase of property and equipment Payments to Acquire Property, Plant, and Equipment Other Payments for (Proceeds from) Other Investing Activities Net cash used for investing activities Net Cash Provided by (Used in) Investing Activities Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from exercise of stock options Proceeds from Stock Options Exercised Principal payments on long-term debt Repayments of Long-term Debt Purchase of treasury stock Payments for Repurchase of Common Stock Payments on finance lease obligations Finance Lease, Principal Payments Payments on finance lease obligations Repayments of Long-term Capital Lease Obligations Net cash used for financing activities Net Cash Provided by (Used in) Financing Activities Net change in cash, cash equivalents and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect Cash, cash equivalents and restricted cash, beginning of year Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash, cash equivalents and restricted cash, end of period Supplemental cash flow disclosure information: Supplemental Cash Flow Elements [Abstract] Cash paid for interest Interest Paid, Excluding Capitalized Interest, Operating Activities Property and equipment accrued at the end of the period Capital Expenditures Incurred but Not yet Paid Right of use assets acquired under finance leases Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Right of use assets acquired under operating leases Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Reconciliation of Cash, Cash Equivalents, and Restricted Cash: Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract] Details of Certain Balance Sheet Accounts Supplemental Balance Sheet Disclosures [Text Block] Schedule of Disaggregation of Revenues Disaggregation of Revenue [Table Text Block] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Axis] Timing of Transfer of Good or Service [Domain] Timing of Transfer of Good or Service [Domain] Revenues recognized at a point in time Transferred at Point in Time [Member] Revenues recognized over time Transferred over Time [Member] Net revenue Revenue from Contract with Customer, Excluding Assessed Tax Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Title of Individual [Axis] Title of Individual [Axis] Title of Individual [Domain] Title of Individual [Domain] Board of Directors Director [Member] Service-based options Stock Option, Service-Based [Member] Stock Option, Service-Based [Member] RSUs Restricted Stock Units (RSUs), Service Based [Member] Restricted Stock Units (RSUs), Service Based [Member] PSUs Restricted Stock Units (PSUs), Performance Based [Member] Restricted Stock Units (PSUs), Performance Based [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Number of equal vesting installments Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Vesting Installments Share-Based Compensation Arrangement By Share-Based Payment Award, Number Of Vesting Installments Vesting amount in each equal installment (percent) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Aggregate grant during the period (shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Vesting period (year) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Weighted average grant date fair value (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average exercise price for options exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted average grant date fair value for options granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value Unrecognized compensation cost Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Equity [Abstract] Accumulated Other Comprehensive Loss Stockholders' Equity Note Disclosure [Text Block] Other payables and accrued expenses: Accounts Payable and Accrued Liabilities, Current [Abstract] Employee compensation and benefits Employee-related Liabilities, Current Advertising Accrued Advertising, Current Self-insurance reserves Self Insurance Reserve, Current Reserves for customer returns and remakes Reserves For Customer Returns And Remakes, Current Reserves For Customer Returns And Remakes, Current Capital expenditures Capital Expenditures Payable, Current Capital Expenditures Payable, Current Legacy management and services agreement Accrued Management And Services Agreement, Current Accrued Management And Services Agreement, Current Fair value of derivative liabilities Derivative Liability, Current Supplies and other store support expenses Accrued Supplies And Store Support, Current Accrued Supplies And Store Support, Current Litigation settlements Settlement Liabilities, Current Other Other Accrued Liabilities, Current Total other payables and accrued expenses Accrued Liabilities, Current Segment Reporting [Abstract] Schedule of Financial Data by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements of Financial Assets and Liabilities Derivatives and Fair Value [Text Block] Fair Value, by Balance Sheet Grouping [Table] Fair Value, by Balance Sheet Grouping [Table] Long-term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-term Debt, Type [Domain] Long-term Debt, Type [Domain] Term Loan Loans Payable [Member] Finance Lease Obligations Finance Lease Obligations [Member] Finance Lease Obligations [Member] Measurement Basis [Axis] Measurement Basis [Axis] Fair Value Measurement [Domain] Fair Value Measurement [Domain] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Estimated Fair Value Estimate of Fair Value Measurement [Member] Carrying Value Reported Value Measurement [Member] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Debt instruments Debt Instrument, Fair Value Disclosure Cover page. Document Type Document Type Document Quarterly Report Document Quarterly Report Document Period End Date Document Period End Date Document Transition Report Document Transition Report Entity File Number Entity File Number Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Derivative [Table] Derivative [Table] Derivative Instrument [Axis] Derivative Instrument [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Interest Rate Swap Interest Rate Swap [Member] Interest Rate Swap One Interest Rate Swap One [Member] Interest Rate Swap One [Member] Hedging Designation [Axis] Hedging Designation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Hedging Relationship [Axis] Hedging Relationship [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Cash Flow Hedges Cash Flow Hedging [Member] Derivative [Line Items] Derivative [Line Items] Number of interest rate swap agreements Derivative, Number of Instruments Held Derivative interest rate floor Derivative, Floor Interest Rate Notional amount Derivative Liability, Notional Amount Estimated reclassification from AOCL to earnings in next 12 months Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net Stock Incentive Plans Share-based Payment Arrangement [Text Block] Operating Leases Lessee, Operating Lease, Liability, Payment, Due [Abstract] 2019 Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year 2020 Lessee, Operating Lease, Liability, Payments, Due Year Two 2021 Lessee, Operating Lease, Liability, Payments, Due Year Three 2022 Lessee, Operating Lease, Liability, Payments, Due Year Four 2023 Lessee, Operating Lease, Liability, Payments, Due Year Five Thereafter Lessee, Operating Lease, Liability, Payments, Due after Year Five Total lease liabilities Lessee, Operating Lease, Liability, Payments, Due Less: Interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Present value of lease liabilities Operating Lease, Liability Finance Leases Finance Lease, Liability, Payment, Due [Abstract] 2019 Finance Lease, Liability, Payments, Remainder of Fiscal Year 2020 Finance Lease, Liability, Payments, Due Year Two 2021 Finance Lease, Liability, Payments, Due Year Three 2022 Finance Lease, Liability, Payments, Due Year Four 2023 Finance Lease, Liability, Payments, Due Year Five Thereafter Finance Lease, Liability, Payments, Due after Year Five Total lease liabilities Finance Lease, Liability, Payment, Due Less: Interest Finance Lease, Liability, Undiscounted Excess Amount Present value of lease liabilities Finance Lease, Liability Operating lease payments related to reasonably certain option extensions included in total lease payments Lessee, Operating Lease, Liability, Payments Related to Reasonably Certain Option Extensions Included In Payments Due Lessee, Operating Lease, Liability, Payments Related to Reasonably Certain Option Extensions Included In Payments Due Finance lease payments related to reasonably certain option extensions included in total lease payments Lessee, Finance Lease, Liability, Payments Related to Reasonably Certain Option Extensions Included In Payments Due Lessee, Finance Lease, Liability, Payments Related to Reasonably Certain Option Extensions Included In Payments Due Minimum lease payments for leases signed but not yet commenced excluded from lease liability Minimum Lease Payments For Leases Signed But Not Yet Commenced Excluded From Lease Liability Minimum Lease Payments For Leases Signed But Not Yet Commenced Excluded From Lease Liability Other non-current liabilities: Other Liabilities Disclosure [Abstract] Fair value of derivative liabilities Derivative Liability, Noncurrent Tenant improvements Incentive from Lessor Deferred rental expenses Deferred Rent Credit, Noncurrent Self-insurance reserves Self Insurance Reserve, Noncurrent Other Other Sundry Liabilities, Noncurrent Total other non-current liabilities Other Liabilities, Noncurrent Operating leases, weighted average remaining lease term (months) Operating Lease, Weighted Average Remaining Lease Term Finance leases, weighted average remaining lease term (months) Finance Lease, Weighted Average Remaining Lease Term Operating leases, weighted average discount rate (percent) Operating Lease, Weighted Average Discount Rate, Percent Finance leases, weighted average discount rate (percent) Finance Lease, Weighted Average Discount Rate, Percent Income Statement [Abstract] Statement [Table] Statement [Table] Product and Service [Axis] Product and Service [Axis] Product and Service [Domain] Product and Service [Domain] Products Product Sales [Member] Product Sales [Member] Services and plans Services And Plans [Member] Services And Plans [Member] Statement [Line Items] Statement [Line Items] Revenue: Total net revenue Costs applicable to revenue (exclusive of depreciation and amortization): Cost of Goods and Services Sold [Abstract] Total costs applicable to revenue Cost of Goods and Services Sold Operating expenses: Operating Expenses [Abstract] Selling, general and administrative expenses Selling, General and Administrative Expense Other expense, net Other Cost and Expense, Operating Total operating expenses Operating Expenses Income from operations Operating Income (Loss) Interest expense, net Interest Expense, Debt Earnings before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax provision Income Tax Expense (Benefit) Net income Earnings per share: Basic (in usd per share) Earnings Per Share, Basic Diluted (in usd per share) Earnings Per Share, Diluted Weighted average shares outstanding: Earnings Per Share, Basic and Diluted, Other Disclosures [Abstract] Basic (shares) Weighted Average Number of Shares Outstanding, Basic Diluted (shares) Weighted Average Number of Shares Outstanding, Diluted Comprehensive income: Comprehensive Income (Loss), Net of Tax, Attributable to Parent [Abstract] Unrealized gain (loss) on hedge instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax Tax provision (benefit) of unrealized gain (loss) on hedge instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Performance-based options Stock Option, Performance-Based [Member] Stock Option, Performance-Based [Member] Options outstanding Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Outstanding, beginning balance (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Granted (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Exercised (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Forfeited (shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures in Period Outstanding, ending balance (shares) Vested and exercisable (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Statement of Stockholders' Equity [Abstract] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Additional Paid-In Capital Additional Paid-in Capital [Member] Accumulated Other Comprehensive Loss AOCI Attributable to Parent [Member] Retained Earnings Retained Earnings [Member] Treasury Stock Treasury Stock [Member] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Beginning balance (shares) Shares, Outstanding Beginning balance Stockholders' Equity Attributable to Parent Cumulative effect of change in accounting principle Cumulative Effect of New Accounting Principle in Period of Adoption Beginning balance, adjusted (shares) Shares Outstanding, Adjusted Balance Shares Outstanding, Adjusted Balance Beginning balance, adjusted Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjusted Balance Issuance of common stock, net (shares) Stock Issued During Period, Shares, New Issues Issuance of common stock Stock Issued During Period, Value, New Issues Stock based compensation APIC, Share-based Payment Arrangement, Option, Increase for Cost Recognition Purchase of treasury stock (shares) Treasury Stock, Shares, Acquired Purchase of treasury stock Treasury Stock, Value, Acquired, Cost Method Unrealized gain (loss) on hedge instruments, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Ending balance (shares) Ending balance Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] First Lien Term Loans First Lien Term Loans [Member] First Lien Term Loans [Member] Term A Loans Term A Loans [Member] Term A Loans [Member] Line of Credit Line of Credit [Member] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] Revolving Credit Facility Revolving Credit Facility [Member] Debt Instrument, Variable Rate Basis [Axis] Debt Instrument, Variable Rate Basis [Axis] Debt Instrument, Variable Rate Basis [Axis] Debt Instrument, Variable Rate Basis [Domain] Debt Instrument, Variable Rate Basis [Domain] [Domain] for Debt Instrument, Variable Rate Basis [Axis] Leverage Ratio Greater Than 3.75 Debt Instrument, Variable Rate Metric, Tranche Five [Member] Debt Instrument, Variable Rate Metric, Tranche Five [Member] Leverage Ratio Between 3.75 and 2.75 Debt Instrument, Variable Rate Metric, Tranche Four [Member] Debt Instrument, Variable Rate Metric, Tranche Four [Member] Leverage Ratio Between 2.75 and 1.75 Debt Instrument, Variable Rate Metric, Tranche Three [Member] Debt Instrument, Variable Rate Metric, Tranche Three [Member] Leverage Ratio Between 1.75 and 0.75 Debt Instrument, Variable Rate Metric, Tranche Two [Member] Debt Instrument, Variable Rate Metric, Tranche Two [Member] Leverage Ratio Less Than 0.75 Debt Instrument, Variable Rate Metric, Tranche One [Member] Debt Instrument, Variable Rate Metric, Tranche One [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] LIBOR London Interbank Offered Rate (LIBOR) [Member] ABR Base Rate [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Debt instrument face amount Debt Instrument, Face Amount Amount drawn on line of credit Proceeds from Lines of Credit Applicable margin on rate (percent) Debt Instrument, Basis Spread on Variable Rate Consolidated first lien leverage ratio Debt Instrument, Leverage Ratio Debt Instrument, Leverage Ratio Amortization per annum, years one through three (percent) Debt Instrument, Amortization Per Annum, Year One Through Year Three, Percent Debt Instrument, Amortization Per Annum, Year One Through Year Three, Percent Amortization per annum, year four and thereafter (percent) Debt Instrument, Amortization Per Annum, Year Four And Thereafter, Percent Debt Instrument, Amortization Per Annum, Year Four And Thereafter, Percent Maximum allowable quarter end Consolidated Total Debt To Consolidated EBITDA Ratio, years one and two Debt Agreement, Consolidated Total Debt To Consolidated EBITDA Ratio, Quarter End, Year One And Two, Maximum Debt Agreement, Consolidated Total Debt To Consolidated EBITDA Ratio, Quarter End, Year One And Two, Maximum Maximum allowable quarter end Consolidated Total Debt To Consolidated EBITDA Ratio, after year two Debt Agreement, Consolidated Total Debt To Consolidated EBITDA Ratio, Quarter End, After Year Two, Maximum Debt Agreement, Consolidated Total Debt To Consolidated EBITDA Ratio, Quarter End, After Year Two, Maximum Maximum allowable quarter end Consolidated Interest Coverage Ratio Debt Agreement, Consolidated Interest Coverage Ratio, Quarter End, Maximum Debt Agreement, Consolidated Interest Coverage Ratio, Quarter End, Maximum Description of Business and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Restricted cash included in other assets Restricted Cash and Cash Equivalents Total cash, cash equivalents and restricted cash Related Party Transactions [Abstract] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain] Equity Method Investee Equity Method Investee [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Interest in investee's net losses Income (Loss) from Equity Method Investments Equity method investment Equity Method Investments Loan receivable Notes Receivable, Related Parties, Noncurrent Impairment charge on long-lived assets held and used Impairment of Long-Lived Assets Held-for-use estimated fair value of impaired asset held and used Impaired Long-Lived Assets Held And Used, Estimated Fair Value of Asset The estimated fair value of impaired asset held and used. Segment Reporting Segment Reporting Disclosure [Text Block] Weighted average shares outstanding for basic EPS Effect of dilutive securities: Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract] Stock options Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements Restricted stock Incremental Common Shares Attributable to Dilutive Effect of Vesting of Restricted Stock Incremental Common Shares Attributable to Dilutive Effect of Vesting of Restricted Stock Weighted average shares outstanding for diluted EPS Basic EPS (in usd per share) Diluted EPS (in usd per share) Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Options and RSUs Stock Options And Restricted Stock Units (RSUs) [Member] Stock Options And Restricted Stock Units (RSUs) [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Anti-dilutive options, RSUs outstanding excluded from EPS Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Operating Segments Operating Segments [Member] Reconciling Items Segment Reconciling Items [Member] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Owned & Host Owned And Host Store Brands [Member] Owned And Host Store Brands [Member] Legacy Legacy [Member] Legacy [Member] Corporate/Other Corporate and Other [Member] Management Of Operations Management Of Operations [Member] Management Of Operations [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] SG&A EBITDA Earnings Before Interest, Taxes, Depreciation, And Amortization Earnings (Loss) Before Interest, Taxes, Depreciation, And Amortization Schedule of Stock Option Activity Share-based Payment Arrangement, Option, Activity [Table Text Block] Schedule of Restricted Stock and Restricted Stock Units Activity Share-based Payment Arrangement, Restricted Stock and Restricted Stock Unit, Activity [Table Text Block] Schedule of Stock Compensation Expense Share-based Payment Arrangement, Expensed and Capitalized, Amount [Table Text Block] Concentration Risk Type [Axis] Concentration Risk Type [Axis] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Customer Concentration Risk Customer Concentration Risk [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Sales revenue Revenue Benchmark [Member] Owned And Host Store Brands Management of operations Number of reportable segments Number of Reportable Segments Concentration risk (percent) Concentration Risk, Percentage ASSETS Assets [Abstract] Finance lease, right-of-use assets Finance Lease, Right-of-Use Asset Operating lease, right-of-use assets Operating Lease, Right-of-Use Asset Total leased assets Finance Lease And Operating Lease, Right-of-Use Asset Amount of lessee's right to use underlying asset under finance and operating leases. TIA treated as reduction of lease payments used to measure operating lease ROU assets Operating Lease, Right-Of-Use Asset, Tenant Improvement Allowance Offset Measurement Operating Lease, Right-Of-Use Asset, Tenant Improvement Allowance Offset Measurement Deferred rent treated as reduction of lease payments used to measure operating lease ROU assets Operating Lease, Right-Of-Use Asset, Deferred Rent Offset Measurement Operating Lease, Right-Of-Use Asset, Deferred Rent Offset Measurement LIABILITIES Liabilities [Abstract] Finance lease liability, current Finance Lease, Liability, Current Operating lease liability, current Operating Lease, Liability, Current Finance lease liabilities, non-current Finance Lease, Liability, Noncurrent Operating lease liabilities, non-current Operating Lease, Liability, Noncurrent Total lease liabilities Finance Lease And Operating Lease, Liability Present value of lessee's discounted obligation for lease payments from finance and operating leases. Schedule of Accumulated Other Comprehensive Loss Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Statement of Financial Position [Abstract] Common stock, par value (in usd per share) Common Stock, Par or Stated Value Per Share Common stock, authorized (shares) Common Stock, Shares Authorized Common stock, issued (shares) Common Stock, Shares, Issued Common stock, outstanding (shares) Common Stock, Shares, Outstanding Treasury stock (shares) Treasury Stock, Shares Commitments and Contingencies Disclosure [Abstract] Loss Contingencies [Table] Loss Contingencies [Table] Other Commitments [Axis] Other Commitments [Axis] Other Commitments [Domain] Other Commitments [Domain] Trade vendor supply and software agreement Trade Vendor Supply And Software Agreements [Member] Trade Vendor Supply And Software Agreements [Member] Trade vendor purchase agreement Trade Vendor Purchase Agreement [Member] Trade Vendor Purchase Agreement [Member] Litigation Case [Axis] Litigation Case [Axis] Litigation Case [Domain] Litigation Case [Domain] 1-800 Contacts Matter One Eight Hundred Contacts Matter [Member] One Eight Hundred Contacts Matter [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Minimum purchase commitment Long-term Purchase Commitment, Amount Purchase commitment term (in years) Long-term Purchase Commitment, Period Software asset Minimum annual purchase commitment through 2021 Purchase Commitment, Remaining Minimum Annual Amount Committed Through 2021 Purchase Commitment, Remaining Minimum Annual Amount Committed Through 2021 Amount of litigation settlement Litigation Settlement, Amount Awarded to Other Party Litigation settlement Gain (Loss) Related to Litigation Settlement Percent of settlement award deposited in escrow account (percent) Litigation Settlement, Percent Of Settlement To Be Paid Deposited In Escrow Account Litigation Settlement, Percent Of Settlement To Be Paid Deposited In Escrow Account Amount of settlement deposited in escrow account Litigation Settlement, Amount Of Settlement To Be Paid Deposited In Escrow Account Litigation Settlement, Amount Of Settlement To Be Paid Deposited In Escrow Account Lease Cost Lease, Cost [Abstract] Operating lease cost Operating Lease, Cost Variable lease cost Variable Lease, Cost Sublease income Sublease Income Amortization of lease assets Finance Lease, Right-of-Use Asset, Amortization Interest on lease liabilities Finance Lease, Interest Expense Net lease cost Lease, Cost Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Schedule of Accounts, Notes, Loans and Financing Receivable [Table] Receivable Type [Axis] Receivable Type [Axis] Receivable [Domain] Receivable [Domain] Trade receivables Trade Accounts Receivable [Member] Credit card receivables Credit Card Receivable [Member] Tenant improvement allowances receivable Tenant Improvement Allowance Receivable [Member] Tenant Improvement Allowance Receivable [Member] Other receivables Other Receivables [Member] Other Receivables [Member] Accounts receivable, net: Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts receivable, gross Accounts Receivable, before Allowance for Credit Loss, Current Allowance for uncollectible accounts Accounts Receivable, Allowance for Credit Loss, Current Accounts receivable, net of allowances Accounts Receivable, after Allowance for Credit Loss, Current Related Party Transactions Related Party Transactions Disclosure [Text Block] Service-based restricted stock unit (RSU) awards Performance-based restricted stock unit (PSU) awards Restricted stock (RSA) awards Outstanding Restricted Stock Units and Awards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Outstanding, beginning balance (shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Granted (shares) Vested (shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Forfeited (shares) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period Outstanding, ending balance (shares) Inventories: Inventory, Net, Combining Work in Process and Raw Materials Alternative [Abstract] Raw materials and work in process Inventory, Raw Materials and Supplies, Net of Reserves Finished goods Inventory, Finished Goods, Net of Reserves Inventories Inventory, Net Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Cash Flow Hedges Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Loss, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Other comprehensive income (loss) before reclassification OCI, before Reclassifications, Net of Tax, Attributable to Parent Tax effect of other comprehensive income (loss) before reclassification Other Comprehensive Income (Loss) before Reclassifications, Tax Amount reclassified from AOCL into interest expense Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Tax effect of amount reclassified from AOCL into interest expense Reclassification from AOCI, Current Period, Tax Net current period other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Leases Lessee, Operating Leases [Text Block] Leases Lessee, Finance Leases [Text Block] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Trademarks and trade names Trademarks and Trade Names [Member] Other intangible assets, net Other Intangible Assets [Member] ASSETS Current assets: Assets, Current [Abstract] Cash and cash equivalents Accounts receivable, net Inventories Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, net Other assets: Assets, Noncurrent [Abstract] Goodwill Goodwill Intangible assets Finite-Lived Intangible Assets, Net Right of use assets Other assets Other Assets, Noncurrent Total non-current assets Assets, Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS’ EQUITY Liabilities and Equity [Abstract] Current liabilities: Liabilities, Current [Abstract] Accounts payable Accounts Payable, Current Other payables and accrued expenses Unearned revenue Contract with Customer, Customer Deposits, Current Contract with Customer, Customer Deposits, Current Deferred revenue Contract with Customer, Liability, Current Current maturities of long-term debt and finance lease obligations Long-term Debt and Lease Obligation, Current Current operating lease obligations Total current liabilities Liabilities, Current Long-term debt and finance lease obligations, less current portion and debt discount Long-term Debt and Lease Obligation Non-current operating lease obligations Other non-current liabilities: Liabilities, Other than Long-term Debt, Noncurrent [Abstract] Deferred revenue Contract with Customer, Liability, Noncurrent Other liabilities Deferred income taxes, net Deferred Income Tax Liabilities, Net Total other non-current liabilities Liabilities, Other than Long-term Debt, Noncurrent Commitments and contingencies Commitments and Contingencies Stockholders’ equity: Stockholders' Equity Attributable to Parent [Abstract] Common stock, $0.01 par value; 200,000 shares authorized; 78,563 and 78,246 shares issued as of June 29, 2019 and December 29, 2018, respectively; 78,484 and 78,167 shares outstanding as of June 29, 2019 and December 29, 2018, respectively Common Stock, Value, Issued Additional paid-in capital Additional Paid in Capital Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Retained earnings Retained Earnings (Accumulated Deficit) Treasury stock, at cost; 79 shares as of June 29, 2019 and December 29, 2018 Treasury Stock, Value Total stockholders’ equity Total liabilities and stockholders’ equity Liabilities and Equity Schedule of Accounts Receivable, Net Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Schedule of Property and Equipment, Net Property, Plant and Equipment [Table Text Block] Schedule of Other Payables and Accrued Expenses Other Current Liabilities [Table Text Block] Schedule of Other Non-current Liabilities Other Noncurrent Liabilities [Table Text Block] 2019 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2020 Operating Leases, Future Minimum Payments, Due in Two Years 2021 Operating Leases, Future Minimum Payments, Due in Three Years 2022 Operating Leases, Future Minimum Payments, Due in Four Years 2023 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Total future minimum rental payments Operating Leases, Future Minimum Payments Due New Accounting Pronouncements or Change in Accounting Principle [Table] New Accounting Pronouncements or Change in Accounting Principle [Table] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] ASU No. 2016-02 Accounting Standards Update 2016-02 [Member] New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] Operating lease liabilities Cumulative effect of change in accounting principle Number of retail optical locations Number of Stores Number of store brands Number Of Store Brands Number Of Store Brands Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Fair value of derivative liabilities, current Fair value of derivative liabilities, noncurrent Hedge position in AOCL, net of tax AOCI, Cash Flow Hedge, Cumulative Gain (Loss), after Tax Stranded tax benefit in AOCL Tax Cuts and Jobs Act of 2017, Tax Benefit Stranded In Accumulated Other Comprehensive Income Tax Cuts and Jobs Act of 2017, Tax Benefit Stranded In Accumulated Other Comprehensive Income Schedule of Fair Value of Cash Flow Hedge Derivative Contracts Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]