Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Statistical Measurement Statistical Measurement [Domain] Remaining expected restructuring Restructuring and Related Cost, Expected Cost Remaining Other current assets Other Current Assets [Member] Other Investments Investment, Policy [Policy Text Block] Thereafter Lessee, Operating Lease, Liability, to be Paid, after Year Five Payment to secure contractual rights Payment To Secure Contractual Rights Payment To Secure Contractual Rights Schedule of Borrowings Under Credit Facility Schedule of Short-Term Debt [Table Text Block] Award Timing Predetermined Award Timing Predetermined [Flag] Indefinite-lived Intangible Assets Indefinite-Lived Intangible Assets [Axis] Stock-based compensation Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Percent Entity File Number Entity File Number Additional Paid-in Capital Additional Paid-in Capital [Member] Other non-current assets Other Noncurrent Assets [Member] Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] Increases related to prior-year tax positions Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Basic and diluted net loss per share: Earnings Per Share, Basic [Abstract] Recently Adopted and Recently Issued Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Accounts payable Increase (Decrease) in Accounts Payable Type of Restructuring [Domain] Type of Restructuring [Domain] Increase amortization of outstanding term loans Debt Instrument, Covenant, Increase Amortization of Outstanding Loans Debt Instrument, Covenant, Increase Amortization of Outstanding Loans Tax credits - research and development tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount Stock Award Share-Based Payment Arrangement [Member] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Net loss per share – basic (in dollars per share) Earnings Per Share, Basic Adjustment to Compensation: Adjustment to Compensation [Axis] Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Revenue Recognition Revenue from Contract with Customer [Text Block] Deferred income tax expense Deferred Income Tax Expense Benefit Net Income tax expense for the period representing the increase (decrease) in the entity's deferred tax assets and liabilities pertaining to continuing operations. Stock-based compensation Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-Based Compensation Cost Purchase Commitment, Excluding Long-term Commitment [Line Items] Purchase Commitment, Excluding Long-Term Commitment [Line Items] Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Percent Total gross deferred tax assets Deferred Tax Assets, Gross Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Current income tax expense Current Income Tax Expense (Benefit) Adjustment to Compensation, Amount Adjustment to Compensation Amount Revenue recognized at a point in time (as a percent) Concentration Risk, Percentage Stock-based compensation Share-Based Payment Arrangement, Noncash Expense Stock Options Stock options Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Property, Plant and Equipment [Table] Property, Plant and Equipment [Table] Cash and Cash Equivalents Cash and Cash Equivalents, Policy [Policy Text Block] Percent Effective Income Tax Rate Reconciliation, Percent [Abstract] Antidilutive Securities Antidilutive Securities [Axis] Asset impairments Asset impairment charges Asset Impairment Charges Total shareholders’ deficit Beginning balance Ending balance Equity, Attributable to Parent Insider Trading Policies and Procedures [Line Items] Tax Year 2030 Through 2055 Tax Year 2030 Through 2055 [Member] Tax Year 2030 Through 2055 Total stock-based compensation expense Share-Based Payment Arrangement, Expense Schedule of Property, Plant and Equipment Property, Plant and Equipment [Table Text Block] Common stock, shares authorized (in shares) Common Stock, Shares Authorized Tax Period [Domain] Tax Period [Domain] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] Patents Patents [Member] Current assets: Assets, Current [Abstract] Total liabilities and shareholders’ deficit Liabilities and Equity Weighted-average interest rate Line of Credit Facility, Interest Rate at Period End Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Stock Options Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Sales Return Liability [Roll Forward] Sales Return Liability Roll Forward A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. Liabilities and Shareholders’ Deficit Liabilities and Equity [Abstract] State and Local Jurisdiction State and Local Jurisdiction [Member] Cover [Abstract] Cover [Abstract] Maximum Maximum [Member] Exercisable, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Exercise Price Finite-lived intangible asset, useful life Finite-Lived Intangible Asset, Useful Life Customer prepayments Increase Decrease In Prepayments From Customer Increase (decrease) in prepayments from customer. Accounting Policies [Abstract] Accounting Policies [Abstract] Total future amortization for definite-lived intangible assets Finite-Lived Intangible Assets, Net Other taxes and withholding Increase (Decrease) in Property and Other Taxes Payable Schedule of Maturities of Operating Lease Liabilities Lessee, Operating Lease, Liability, to be Paid, Maturity [Table Text Block] Concentration Risk Type [Domain] Concentration Risk Type [Domain] Time- Based Stock Awards Restricted Stock [Member] Software Capitalization Internal Use Software, Policy [Policy Text Block] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Interest coverage ratio, minimum threshold Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Threshold Debt Instrument, Covenant, Interest Coverage Ratio, Minimum Threshold Present value of operating lease liabilities Operating Lease, Liability Retirement Benefits [Abstract] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Loss before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Other non-current liabilities Other Liabilities, Noncurrent Proceeds from sales of property and equipment Proceeds from Sale of Property, Plant, and Equipment Insurance Self Insurance Reserve [Policy Text Block] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Schedule of Income Taxes Paid Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Company Selected Measure Amount Company Selected Measure Amount 2028 Lessee, Operating Lease, Liability, to be Paid, Year Three Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Line of Credit Facility [Table] Line of Credit Facility [Table] Name Measure Name Balance at December 28,2024 Balance at January 3, 2026 Restructuring Reserve Texas TEXAS Operating lease liabilities Operating Lease, Liability, Current Document Fiscal Period Focus Document Fiscal Period Focus Accounts Receivable Receivable [Policy Text Block] Goodwill and intangible assets, net Intangible Assets, Net (Including Goodwill) Award Timing Method Award Timing Method [Text Block] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Table] Furniture and equipment Furniture and Fixtures [Member] Other non-current liabilities Contract with Customer, Liability, Noncurrent Award Type Award Type [Axis] Total assets Assets Stock-Based Compensation Share-Based Payment Arrangement [Policy Text Block] 2026 Finite-Lived Intangible Asset, Expected Amortization, Year One Trading Symbol Trading Symbol Total amount repurchased (based on trade dates) Stock Repurchase During Period Value Disclosure Disclosure of the equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. 2029 Lessee, Operating Lease, Liability, to be Paid, Year Four Vested (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Changes in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent Antidilutive securities excluded from calculation of earnings per share (in shares) Antidilutive Securities Excluded From Computation Of Weighted Average Shares Outstanding, Amount Antidilutive Securities Excluded From Computation Of Weighted Average Shares Outstanding, Amount Income Taxes Income Tax, Policy [Policy Text Block] Stock-based compensation (in shares) Shares Issued, Shares, Share-Based Payment Arrangement, after Forfeiture Entity Address, City or Town Entity Address, City or Town Cash flows from operating activities: Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Tax credits - research and development tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Research, Percent Schedule of Other Information Related Operating Leases Schedule Of Other Information Related Operating Leases Table [Table Text Block] Schedule Of Other Information Related Operating Leases Table Total gross deferred tax assets after valuation allowance Deferred Tax Assets, Net of Valuation Allowance Concentration Risk Type [Axis] Concentration Risk Type [Axis] Inventories Inventory Disclosure [Text Block] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Net increase (decrease) in short-term borrowings Proceeds from (Repayments of) Short-Term Debt Retail accessories Retail Accessories Included In Finished Goods Inventory Net Carrying amount as of the balance sheet date of retail accessories included in finished goods inventory. Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Settlements with taxing authorities Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Operating lease liabilities Deferred Tax Assets Operating Lease Liabilities Deferred tax assets operating lease liabilities. Total cash restructuring costs Expenses Restructuring Costs 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Four Entity Emerging Growth Company Entity Emerging Growth Company Marketing expenses Marketing Expense Impairment charges Impairment, Long-Lived Asset, Held-for-Use Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Right-of-use assets obtained in exchange for operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Beginning balance, outstanding (in shares) Ending balance, outstanding (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year Change in Fair Value as of Vesting Date of Prior Year Equity Awards Vested in Covered Year [Member] Borrowings under revolving credit facility Short-Term Bank Loans and Notes Payable Document Financial Statement Error Correction [Flag] Document Financial Statement Error Correction [Flag] State and local income taxes Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] Time-Based Stock Awards Time-Based Stock Awards [Member] Time-Based Stock Awards Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Deferred revenue Deferred Tax Liabilities, Tax Deferred Income Indefinite-lived trade name/trademarks Indefinite-Lived Intangible Assets (Excluding Goodwill) Common stock, shares outstanding (in shares) Beginning balance (in shares) Ending balance (in shares) Common Stock, Shares, Outstanding Allowance for Doubtful Accounts SEC Schedule, 12-09, Allowance, Credit Loss [Member] Schedule of Income Tax Expense (Benefit) Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] Property and Equipment Property, Plant and Equipment, Policy [Policy Text Block] PEO PEO [Member] Schedule of Net Sales Disaggregation of Revenue [Table Text Block] Severance and employee-related benefits Employee Severance [Member] Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Schedule of Finished Goods Inventories Schedule Of Finished Goods Inventories Table [Text Block] Schedule of finished goods inventories. Income Tax Paid, by Individual Jurisdiction [Line Items] Income Tax Paid, by Individual Jurisdiction [Line Items] Changes in operating assets and liabilities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity, Increase (Decrease) in Operating Capital [Abstract] Exercise of common stock options Stock Issued During Period, Value, Stock Options Exercised Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year Dividends or Other Earnings Paid on Equity Awards not Otherwise Reflected in Total Compensation for Covered Year [Member] Schedule of Warranty Liabilities Schedule of Product Warranty Liability [Table Text Block] Changes in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Property and equipment Deferred Tax Liabilities, Property, Plant and Equipment Schedule of Annual Amortization for Definite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Expected volatility (as a percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate Accumulated Deficit Retained Earnings [Member] Income Tax Jurisdiction Income Tax Jurisdiction [Axis] Stock Awards Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date Share-Based Payment Arrangement [Abstract] Cash and cash equivalents, at beginning of period Cash and cash equivalents, at end of period Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Income Statement [Abstract] Income Statement [Abstract] Income tax expense (benefit) Income tax expense (benefit) Income tax expense (benefit) Income Tax Expense (Benefit) Debt instrument, basis spread on variable rate Debt Instrument, Basis Spread on Variable Rate Taxes and withholding Taxes Payable, Current Balance at beginning of period Balance at end of period Standard Product Warranty Accrual Undesignated preferred stock, shares issued (in shares) Preferred Stock, Shares Issued Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Axis] Property and equipment, gross Property, Plant and Equipment, Gross Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Employer contributions Defined Contribution Plan, Employer Discretionary Contribution Amount Shareholders’ Deficit Stockholders' Equity, Policy [Policy Text Block] Income Tax Paid, by Individual Jurisdiction [Table] Income Tax Paid, by Individual Jurisdiction [Table] Restructuring Costs Restructuring and Related Activities Disclosure [Text Block] Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] City Area Code City Area Code Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Federal Income Tax Paid, Federal, after Refund Received All Trading Arrangements All Trading Arrangements [Member] Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Weighted-average remaining contractual term - vested and expected to vest (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Remaining Contractual Term Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Deferred tax liabilities: Deferred Tax Liabilities, Gross [Abstract] Outstanding at beginning of period (in shares) Outstanding at end of period (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Number Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Schedule of Deferred Contract Assets and Deferred Contract Liabilities Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Future retail store and other leases, total lease payments Future Retail Store And Other Leases, Total Lease Payments Future Retail Store And Other Leases, Total Lease Payments Cash flows from investing activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] General and administrative General and administrative General and Administrative Expense Warranty Liabilities Standard Product Warranty, Policy [Policy Text Block] Deduction from reserves Contract With Customer Refund Liability Deductions Contract with customer refund liability deductions. Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash (used in) provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Income Taxes [Table] Income Taxes [Table] Income taxes. SEC Schedule, 12-09, Valuation Allowances and Reserves SEC Schedule, 12-09, Valuation Allowances and Reserves [Domain] Effective Income Tax Rate Reconciliation [Table] Effective Income Tax Rate Reconciliation [Table] Estimated useful lives Property, Plant and Equipment, Useful Life Schedule of Assumptions Used to Calculate Fair Value of Options Granted Using Black-Scholes-Merton Option-Pricing Model Schedule of Share-Based Payment Award, Stock Options, Valuation Assumptions [Table Text Block] Effective Income Tax Rate Reconciliation [Line Items] Effective Income Tax Rate Reconciliation [Line Items] Goodwill Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Schedule of Operating Lease Costs Lease, Cost [Table Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Purchase Commitment, Excluding Long-term Commitment Purchase Commitment, Excluding Long-Term Commitment [Axis] Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Depreciation Depreciation Vested and expected to vest, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Weighted Average Exercise Price Interest Deferred Tax Asset, Interest Carryforward Federal Deferred Federal Income Tax Expense (Benefit) Retained Earnings (Accumulated Deficit) Equity Components [Axis] Property and equipment [Line Items] Property, Plant and Equipment [Line Items] Unrecognized Tax Benefits [Roll Forward] Unrecognized Tax Benefits [Roll Forward] Retail stores Retail [Member] Auditor Name Auditor Name Stock-based compensation Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Amount Debt Covenant Period Five Debt Covenant Period Five [Member] Debt Covenant Period Five Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Income Taxes [Line Items] Income Taxes [Line Items] Income taxes. Number of reportable segments Number of Reportable Segments Other Deferred Tax Assets Tax Deferred Expense Other Long Term The tax effect as of the balance sheet date of the amount of estimated future tax deductions arising from other long-term temporary differences not otherwise specified in the taxonomy. Business and Summary of Significant Accounting Policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Supplemental Disclosure of Cash Flow Information Supplemental Cash Flow Information [Abstract] Advertising Costs Advertising Cost [Policy Text Block] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Other Performance Measure, Amount Other Performance Measure, Amount Deferred contract liabilities included in: Contract with Customer, Liability [Abstract] Weighted- Average Exercise Price per Share Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Outstanding borrowings Debt, Current Debt issuance costs Payments of Debt Issuance Costs Entity Address, State or Province Entity Address, State or Province Loss on disposal and impairment of leased assets Operating Lease, Impairment Loss Fair Value Measurements and Non-Recurring Fair Value Measurements Fair Value Measurement, Policy [Policy Text Block] Total current liabilities Liabilities, Current Amount Income Tax Expense (Benefit), Effective Income Tax Rate Reconciliation, Amount [Abstract] Other current liabilities Other Current Liabilities [Member] Individual: Individual [Axis] Debt Covenant Period Four Debt Covenant Period Four [Member] Debt Covenant Period Four Income Tax Jurisdiction Income Tax Jurisdiction [Domain] Other current assets Other Assets, Current Document Annual Report Document Annual Report Additional paid-in capital Additional Paid in Capital, Common Stock Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table Aggregate Change in Present Value of Accumulated Benefit for All Pension Plans Reported in Summary Compensation Table [Member] Interest paid Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Business and Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Research and development Deferred Tax Asset, In-Process Research and Development Effective income tax Effective Income Tax Rate Reconciliation, Percent Marketable securities assets funding the deferred compensation plan Deferred Compensation Plan Assets Entity Interactive Data Current Entity Interactive Data Current Decreases related to prior-year tax positions Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions Operating lease costs Operating Lease, Cost Computer equipment and software Computer Equipment And Software [Member] Computer-related equipment, purchased software applications and internally developed software for internal use. Weighted average period to recognize remaining expense over Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Exercise of common stock options (in shares) Exercised (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period Valuation allowance Valuation allowance Deferred Tax Assets, Valuation Allowance Aggregate intrinsic Value - exercisable Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Intrinsic Value Finished components that were ready for assembly for the completion of beds Finished Components Included In Finished Goods Inventory Net Carrying amount as of the balance sheet date of merchandise ready for assembly that are included in the finished goods inventory as finished components. Segments Segment Reporting Disclosure [Text Block] 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] Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Federal Current Federal Tax Expense (Benefit) Property, Plant and Equipment, Type Long-Lived Tangible Asset [Axis] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Finite-Lived Intangible Assets [Line Items] Finite-Lived Intangible Assets [Line Items] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Amortization expense definite-lived intangible assets Amortization of Intangible Assets Leases Lessee, Leases [Policy Text Block] Goodwill and Intangible Assets, Net Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Balance at beginning of period Balance at end of period SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount Deferred income taxes Deferred Income Tax Assets, Net Repurchases of common stock Stock Repurchased During Period, Value Depreciation and amortization Depreciation, Depletion and Amortization Other non-current assets Other Assets, Noncurrent Warranty Liabilities [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Entity Central Index Key Entity Central Index Key PEO Name PEO Name Net leverage ratio, maximum threshold Debt Instrument, Covenant, Net Leverage Ratio, Maximum Threshold Debt Instrument, Covenant, Net Leverage Ratio, Maximum Threshold Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year Prior Year End Fair Value of Equity Awards Granted in Any Prior Year that Fail to Meet Applicable Vesting Conditions During Covered Year [Member] Lease Vehicles and Certain Equipment Under Operating Leases Lease Vehicles And Certain Equipment Under Operating Leases [Member] Lease vehicles and certain equipment under operating leases. Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Revolving Credit Facility Revolving Credit Facility [Member] Arrangement Duration Trading Arrangement Duration Pre-Opening Costs Start-up Activities, Cost Policy [Policy Text Block] Other current liabilities Contract with Customer, Liability, Current Change in liabilities for pre-existing warranties during the current year, including expirations Standard Product Warranty Accrual, Increase (Decrease) for Preexisting Warranties Segments [Axis] Segments [Axis] Online, phone, chat and other Online, Chat And Phone [Member] Online, chat and phone member Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Work in Progress Inventory, Work in Process, Net of Reserves Exercise Price Award Exercise Price Entity Filer Category Entity Filer Category Local Phone Number Local Phone Number Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Statutory federal income tax Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Shareholders’ Deficit Share-Based Payment Arrangement [Text Block] Goodwill And Intangible Assets [Line Items] Goodwill And Intangible Assets [Line Items] Goodwill and intangible assets. Assets Assets [Abstract] Credit Facility Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Three Statement of Financial Position Location, Balance Statement of Financial Position Location, Balance [Axis] Debt Instrument [Axis] Debt Instrument [Axis] Annual principal payment Debt Instrument, Annual Principal Payment Canceled/Forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value Schedule of Sales Return Liability Schedule Of Sales Return Liability Table [Table Text Block] Schedule Of Sales Return Liability Table Profit Sharing and 401(k) Plan Retirement Benefits [Text Block] Fair Value Measurements Fair Value Disclosures [Text Block] Credit Facility Credit Facility [Domain] Gross Carrying Amount Finite-Lived Intangible Assets, Gross Shareholders’ deficit: Equity, Attributable to Parent [Abstract] Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year Vesting Date Fair Value of Equity Awards Granted and Vested in Covered Year [Member] Self-insurance liability, current Self Insurance Reserve, Current Schedule of Other Information Pertaining to Options Schedule Of Additional Information Related To Stock Option [Table Text Block] Schedule Of Additional Information Related To Stock Option Entity Address, Address Line One Entity Address, Address Line One Research and development Research and development Research and Development Expense Accounts Receivable, Allowance for Credit Loss, Current Accounts Receivable, Allowance for Credit Loss, Current Operating lease liabilities Operating Lease, Liability, Noncurrent Entity Voluntary Filers Entity Voluntary Filers Timing of Transfer of Goods or Services Concentration Risk Timing Of Transfer Of Goods Or Services Concentration Risk [Member] Timing Of Transfer Of Goods Or Services Concentration Risk Fair Value as of Grant Date Award Grant Date Fair Value Property, Plant and Equipment [Abstract] Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Operating loss carryforwards Operating Loss Carryforwards Changes in unrecognized tax benefits Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Dilutive effect of stock-based awards (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Impairment, Long-Lived Asset, Held-for-Use, Statement of Income or Comprehensive Income [Extensible Enumeration] Canceled/Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Stock-based compensation expense related to non-vested awards Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Income taxes Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable Other State and Local Tax Jurisdiction, Other [Member] Other non-current assets Contract with Customer, Asset, before Allowance for Credit Loss, Noncurrent Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] 2027 Lessee, Operating Lease, Liability, to be Paid, Year Two Number of operating segments Number of Operating Segments Deductions from reserves Standard Product Warranty Accrual, Decrease for Payments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Weighted-average remaining contractual term - outstanding (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term Payment to secure contractual rights Payments to Acquire Equity Securities, FV-NI SEC Schedule, 12-09, Valuation Allowances and Reserves Type SEC Schedule, 12-09, Valuation Allowances and Reserves Type [Axis] Production machinery Machinery and Equipment [Member] Reportable Segment Reportable Segment [Member] Reportable Segment Granted (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Stock awards Time Based Performance Based And Market Based Stock Awards [Member] Restricted stock awards that are either time-based and/or have a performance condition or a market condition. Other non-current liabilities Other Noncurrent Liabilities [Member] Schedule of Definite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Stock-based compensation Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Non-PEO NEO Non-PEO NEO [Member] Aggregate intrinsic value - outstanding Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Outstanding letters of credit Letters of Credit Outstanding, Amount Number of reporting units Number of Reporting Units Schedule of Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Operating lease right-of-use assets Deferred Tax Liabilities, Leasing Arrangements Segment Reporting, Revenue Reconciling Item [Line Items] Segment Reporting, Revenue Reconciling Item [Line Items] Name Trading Arrangement, Individual Name Award Type Award Type [Domain] 2026 Lessee, Operating Lease, Liability, to be Paid, Year One Self-insurance liability Self Insurance Reserve Equity Awards Adjustments Equity Awards Adjustments [Member] Reconciliation of Revenue from Segments to Consolidated [Table] Reconciliation of Revenue from Segments to Consolidated [Table] Advertising expense Advertising Expense Leasehold improvements Leasehold Improvements [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Compensation Amount Outstanding Recovery Compensation Amount Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Expected dividend yield (as a percent) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Retail Store Leases Retail Store Leases [Member] Retail store leases. Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Revenue recognized, included in beginning deferred contract liability balance Contract with Customer, Liability, Revenue Recognized Accrued compensation and benefits Increase (Decrease) in Employee Related Liabilities Additions charged to costs and expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Cash payments Payments for Restructuring Outstanding at beginning of period (in dollars per share) Outstanding at end of period (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Restructuring Type [Axis] Restructuring Type [Axis] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Purchase Commitment Purchase Commitment [Member] Professional fees and other Professional Fees [Member] Professional Fees ICFR Auditor Attestation Flag ICFR Auditor Attestation Flag Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Sales and marketing Selling and Marketing Expense Aggregate intrinsic value - vested and expected to vest Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value Purchase Commitment, Excluding Long-term Commitment [Table] Purchase Commitment, Excluding Long-Term Purchase Commitment [Table] Total gross deferred tax liabilities Deferred Tax Liabilities, Gross Auditor Firm ID Auditor Firm ID Segments [Domain] Segments [Domain] Additional borrowing capacity Line of Credit Facility, Remaining Borrowing Capacity Cash and Cash Equivalent [Table] Cash and Cash Equivalent [Table] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV Fair Value Hierarchy and NAV [Domain] Other Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Amount Statement of Financial Position Location, Balance Statement of Financial Position Location, Balance [Domain] Inventories Increase (Decrease) in Inventories Inventories Inventories Inventory, Net Developed technologies Developed Technology Rights [Member] Finite-Lived Intangible Assets by Major Class Finite-Lived Intangible Assets by Major Class [Axis] Minimum Minimum [Member] Non-current assets: Assets, Noncurrent [Abstract] Indefinite Period Indefinite Period [Member] Indefinite Period Less: Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Net Loss Per Share Earnings Per Share, Policy [Policy Text Block] Company Selected Measure Name Company Selected Measure Name Revenue Recognition Revenue [Policy Text Block] Credit Agreement Debt Disclosure [Text Block] Undesignated preferred stock; 5,000 shares authorized, no shares issued and outstanding Preferred Stock, Value, Issued Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Purchase Commitment, Excluding Long-term Commitment Purchase Commitment, Excluding Long-Term Commitment [Domain] Accounts payable Accounts Payable, Current Cash paid for amounts included in present value of operating lease liabilities Operating Lease, Payments Additions charged to costs and expenses for current-year sales Standard Product Warranty Accrual, Increase for Warranties Issued Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Schedule of Deferred Income Taxes Schedule of Deferred Tax Assets and Liabilities [Table Text Block] Common stock, $0.01 par value; 142,500 shares authorized, 22,860 and 22,388 shares issued and outstanding, respectively Common Stock, Value, Issued Tax Period [Axis] Tax Period [Axis] Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Weighted-average shares (in shares) Diluted weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Raw Materials Inventory, Raw Materials and Supplies, Net of Reserves Entity Small Business Entity Small Business Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Customer prepayments Customer Prepayments Current Customer prepayments current. Stock awards - shares awarded (as a percent) Sharebased Compensation Arrangement By Sharebased Payment Award Awarded Shares Increase Decrease Percentage The percentage by which a given share-based award (for example, number of shares granted) may increase or (decrease) based on the recipient meeting certain conditions or certain conditions occurring. For example, meeting performance conditions. Undesignated preferred stock, shares outstanding (in shares) Preferred Stock, Shares Outstanding State Current State and Local Tax Expense (Benefit) Document Transition Report Document Transition Report Production machinery, computer equipment and software Machinery And Equipment Computer Hardware Software [Member] Long-lived, depreciable assets used in the production process to produce goods and services. Also includes capitalized computer hardware and software costs as of the balance sheet date. Underlying Securities Award Underlying Securities Amount Net deferred tax assets Deferred Tax Assets, Net Equity Component Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Canceled/Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period Income Taxes Income Tax Disclosure [Text Block] Schedule II - Valuation and Qualifying Accounts SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Loss on impairment of strategic investment asset Impairment charges Gain (Loss) on Sale of Assets and Asset Impairment Charges Debt Covenant Period Two Debt Covenant Period Two [Member] Debt Covenant Period Two Weighted-average remaining contractual term - exercisable (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term Schedule of Reconciliations Unrecognized Tax Benefits Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block] Cost of Sales, Sales and Marketing, General and Administrative (G&A) and Research & Development (R&D) Expenses Expenses Policy Policy [Policy Text Block] Disclosure of accounting policy for Expenses. Document Type Document Type Name Outstanding Recovery, Individual Name Restructuring costs Restructuring Costs, Adjusted Restructuring Costs, Adjusted Product and Service [Axis] Product and Service [Axis] Proceeds from issuance of common stock Proceeds from Issuance of Common Stock Revenue from Contract with Customer Benchmark Revenue from Contract with Customer Benchmark [Member] Net sales Revenue from Contract with Customer, Excluding Assessed Tax All Individuals All Individuals [Member] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Contract termination costs Contract Termination [Member] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Purchases of property and equipment Payments to Acquire Property, Plant, and Equipment Transferred at Point in Time Transferred at Point in Time [Member] Vested and expected to vest, ending balance (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number Name Forgone Recovery, Individual Name Award expiration period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Total current assets Assets, Current Statistical Measurement Statistical Measurement [Axis] Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested Year-over-Year Change in Fair Value of Equity Awards Granted in Prior Years That are Outstanding and Unvested [Member] Issuance of notes receivable Payments to Acquire Notes Receivable Canceled/Forfeited (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Approved share repurchase program Share Repurchase Program, Authorized, Amount Deferred contract assets included in: Contract with Customer, Asset, after Allowance for Credit Loss [Abstract] Investment tax credit Effective Income Tax Rate Reconciliation, Tax Credit, Investment, Percent Compensation and benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Compensation Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Total intrinsic value (at exercise) of stock options exercised Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period, Intrinsic Value Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Schedule of Operating Profit (Loss) from Segments to Consolidated Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Accrued sales returns Balance at beginning of year Balance at end of period Contract with Customer, Refund Liability Current liabilities: Liabilities, Current [Abstract] Aggregate Intrinsic Value Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Additional Disclosures [Abstract] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Lessee, Lease, Description [Line Items] Lessee, Lease, Description [Line Items] Total operating expenses Operating Expenses Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Level 1 Fair Value, Inputs, Level 1 [Member] Office and Manufacturing Leases Office And Manufacturing Leases [Member] Office and manufacturing leases. SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] SEC Schedule, 12-09, Valuation and Qualifying Accounts Disclosure [Line Items] Net loss per share – diluted (in dollars per share) Net loss per share – diluted (in dollars per share) Earnings Per Share, Diluted Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Debt Covenant Period [Axis] Debt Covenant Period [Axis] Debt Covenant Period Accounts receivable, net of allowances of $694 and $1,113, respectively Accounts Receivable, after Allowance for Credit Loss, Current Concentration Risk Benchmark [Domain] Concentration Risk Benchmark [Domain] Title of 12(b) Security Title of 12(b) Security Lessee, Lease, Description [Table] Lessee, Lease, Description [Table] Asset Impairment Charges Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] Debt Covenant Period Three Debt Covenant Period Three [Member] Debt Covenant Period Three Accounts Payable Accounts Payable Current [Member] Accounts payable current. State and local Income Tax Paid, State and Local, after Refund Received 2030 Lessee, Operating Lease, Liability, to be Paid, Year Five Loss on disposal and impairment of leased assets Gain (Loss) On Sale Of Operating Lease And Impairment Gain (Loss) On Sale Of Operating Lease And Impairment Contract with Customer, Sales Channel Contract with Customer, Sales Channel [Domain] Weighted- Average Remaining Contractual Term Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term [Abstract] Number of future retail store and other lease commitments Number Of Future Retail Store And Other Lease Commitments The number of lease commitments the company has entered into for future retail store locations. Auditor Location Auditor Location Audit Information [Abstract] Audit Information Gross profit Gross Profit Amount repurchased under Board-approved share repurchase program Stock Repurchased Acquired Through Share Repurchase Program Total This element represents the amount of total investment in stock repurchased through an established stock repurchase program. Federal Domestic Tax Jurisdiction [Member] Contract with Customer, Sales Channel Contract with Customer, Sales Channel [Axis] Less: Interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Variable lease costs Variable Lease, Adjusted Cost Variable Lease, Adjusted Cost Cash and Cash Equivalents [Line Items] Cash and Cash Equivalents [Line Items] Other Effective Income Tax Rate Reconciliation, Nondeductible Expense, Other, Percent Income taxes paid, net of refunds Total cash paid for income taxes, net: Income Taxes Paid, Net Exercised (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Schedule of Inventories Schedule of Inventory, Current [Table Text Block] Granted (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Entity Well-known Seasoned Issuer Entity Well-known Seasoned Issuer Compensation and benefits Employee-related Liabilities, Current Property and Equipment Property, Plant and Equipment Disclosure [Text Block] Total operating lease payments Lessee, Operating Lease, Liability, to be Paid Credit Agreement Credit Agreement [Member] Credit Agreement State Deferred State and Local Income Tax Expense (Benefit) Current borrowing capacity Line of Credit Facility, Current Borrowing Capacity Trade Names Trade Names [Member] Fiscal Year Fiscal Period, Policy [Policy Text Block] Illinois ILLINOIS Net loss Net loss Net loss Net loss Net Income (Loss) Attributable to Parent Expiration Date Trading Arrangement Expiration Date Non-current liabilities: Liabilities, Noncurrent [Abstract] Minimum liquidity Debt Instrument, Covenant, Minimum Liquidity Debt Instrument, Covenant, Minimum Liquidity Construction in progress Construction in Progress [Member] Other accruals and liabilities Increase (Decrease) in Other Operating Liabilities 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Five Schedule of Reconciliation of Income Tax Expense (Benefit) at the Statutory Federal Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Timing of Transfer of Good or Service Timing of Transfer of Good or Service [Axis] Award option vesting period (in years) Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Other Effective Income Tax Rate Reconciliation, Other Adjustments, Percent Deductions from reserves SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction Property and equipment, net Property and equipment, net Property, Plant and Equipment, Net Undesignated preferred stock, shares authorized (in shares) Preferred Stock, Shares Authorized Repurchases of common stock Payments for Repurchase of Common Stock Adoption Date Trading Arrangement Adoption Date Schedule of Repurchase of Common Stock Share Repurchases Table [Table Text Block] Share Repurchases Table Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Inventory, Policy [Policy Text Block] Restructuring Cost [Table] Restructuring Cost [Table] Entity Current Reporting Status Entity Current Reporting Status Lease term Lessee, Operating Lease, Term of Contract Future retail store and other lease commitments term (in years) Future Retail Store And Other Lease Commitments, Term For a group or grouping of new lease commitments within the period, the duration term of maximum of future rent payments. Estimated product life Revenue Recognition, Product Life Revenue Recognition, Product Life Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Operating (loss) income Operating Income (Loss) Line of Credit Line of Credit [Member] Debt Covenant Period [Domain] Debt Covenant Period [Domain] Debt Covenant Period [Domain] Self-insurance liability, noncurrent Self Insurance Reserve, Noncurrent Accumulated deficit Retained Earnings (Accumulated Deficit) Statutory federal income tax Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Schedule of Stock-Based Compensation Expense Share-Based Payment Arrangement, Cost by Plan [Table Text Block] Deferred tax assets: Deferred Tax Assets, Gross [Abstract] Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested Year-end Fair Value of Equity Awards Granted in Covered Year that are Outstanding and Unvested [Member] Executive Category: Executive Category [Axis] Non-deductible compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense, Share-Based Payment Arrangement, Percent SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] State and local income taxes Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent Purchases of property and equipment included in accounts payable Noncash or Part Noncash Acquisition, Fixed Assets Acquired Current Fiscal Year End Date Current Fiscal Year End Date Employee compensation deferral (as a percent) Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent Expected term (years) Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Term Amount repurchased in connection with the vesting of employee restricted stock grants Stock Repurchase Acquired Through Tax Withholding Restricted Stock This element represents the amount of total investment in stock repurchased for tax withholding on restricted stock. Finite-Lived Intangible Assets, Major Class Name Finite-Lived Intangible Assets, Major Class Name [Domain] Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table Aggregate Grant Date Fair Value of Equity Award Amounts Reported in Summary Compensation Table [Member] Other Deferred Tax Liabilities, Other Warranty and returns liabilities Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Warranty Reserves Weighted-Average Grant Date Fair Value Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Number of shares available for grant Share-Based Compensation Arrangement by Share-Based Payment Award, Number of Shares Available for Grant Statement [Table] Statement [Table] Deferred income taxes Deferred Income Tax Expense (Benefit) Adjustments to reconcile net loss to net cash (used in) provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Lapse of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Cash flows from financing activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Non-deductible expenses Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent Weighted-average grant date fair value of stock 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 Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Deferred contract liabilities Contract with Customer, Liability Timing of Transfer of Good or Service Timing of Transfer of Good or Service [Domain] Book overdrafts Bank Overdrafts Beginning balance Ending balance Unrecognized Tax Benefits Finished beds, including deliveries in-transit to those customers who have utilized home delivery services Finished Beds Included In Finished Goods Inventory Net Carrying amount as of the balance sheet date of merchandise included in finished goods inventory, for finished and retail display beds. Antidilutive securities excluded from computation of earnings per share, amount (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Schedule of Estimated Useful Lives of Property and Equipment Estimated Useful Lives Of Property And Equipment Table [Table Text Block] Estimated Useful Lives Of Property And Equipment Table Amount leases executed, not yet commenced, excluded from table Unrecorded Unconditional Purchase Obligation All Adjustments to Compensation All Adjustments to Compensation [Member] Sources of Supply Concentration Risk Supplier Policy [Policy Text Block] Disclosure of accounting policy for Concentration Risk Supplier Amendment Flag Amendment Flag Net operating loss carryforwards and credits Deferred Tax Assets Net Operating Loss And Capital Loss Carryforwards And Deferred Tax Credits Sum of tax effects of amount of excesses of tax deductions over gross income in a year which cannot be used on the in the current year but can be carried forward to reduce taxable income or income taxes payable in future year. Includes tax effect as of balance sheet date of future tax deductions arising from capital losses in excess of statutory limitations in historical filings, and which can only be utilized if sufficient tax-basis income is generated in future periods in accordance with tax laws. Also includes amount before allocation of valuation allowances of deferred tax asset attributable to deductible research tax credit carryforwards. Leases Lessee, Operating Leases [Text Block] Termination Date Trading Arrangement Termination Date Net cash provided by (used in) financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Measure: Measure [Axis] Deferred contract assets Contract with Customer, Asset, before Allowance for Credit Loss Weighted-average discount rate Operating Lease, Weighted Average Discount Rate, Percent Schedule of Stock Option Activity Share-Based Payment Arrangement, Option, Activity [Table Text Block] Selling expenses Selling Expense Property, Plant and Equipment, Type Long-Lived Tangible Asset [Domain] Weighted-average shares - basic (in shares) Basic weighted-average shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Basic Remaining authorized stock purchase plan Share Repurchase Program, Remaining Authorized, Amount Inventory obsolescence write off Inventory Write-down Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Schedule of Components of Basic and Diluted Net Loss per Common Share Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Additions that reduce net sales Contract With Customer Refund Liability Additions Contract with customer refund liability additions. Schedule of Stock Award Activity Schedule Of Share Based Compensation Stock And Performance Stock Award Activity Table [Table Text Block] Tabular disclosure of the number and weighted-average grant date fair value for time-based stock awards and performance stock awards that were outstanding at the beginning and end of the year, and the number of time-based stock awards and performance stock awards that were granted, vested, or forfeited during the year. Ending balance, exercisable (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercisable, Number Subsequent Events [Abstract] Segment Reporting [Abstract] Cost of sales Cost of sales Cost of Revenue Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Risk-free interest rate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Entity Tax Identification Number Entity Tax Identification Number Outstanding, beginning balance (in dollars per share) Outstanding, ending balance (in dollars per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Restructuring and Related Activities [Abstract] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount 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 [Line Items] Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares issued (in shares) Common Stock, Shares, Issued Weighted-average remaining lease term (years) Operating Lease, Weighted Average Remaining Lease Term Other current assets Contract with Customer, Asset, before Allowance for Credit Loss, Current Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Goodwill and Intangible Assets, Net Goodwill and Intangible Assets Disclosure [Text Block] Use of Estimates in the Preparation of Financial Statements Use of Estimates, Policy [Policy Text Block] Entity Public Float Entity Public Float Goodwill And Intangible Assets [Table] Goodwill And Intangible Assets [Table] Goodwill and intangible assets. Interest expense, net Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Total Shareholder Return Amount Total Shareholder Return Amount Finished goods Finished goods inventory Inventory Finished Goods And Components Net Carrying amount as of the balance sheet date of merchandise, goods and components held by the company that are readily available for sale. SleepIQ Technology SleepIQ Technology [Member] SleepIQ Technology Subsequent Event Subsequent Events [Text Block] Restructuring costs Total restructuring costs Restructuring Costs and Asset Impairment Charges Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Return to provision Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Percent Debt Covenant Period One Debt Covenant Period One [Member] Debt Covenant Period One Impairment of goodwill and intangible assets Goodwill and Intangible Asset Impairment Total liabilities Liabilities Future Retail Sites Retail Site [Member] Antidilutive Securities, Name Antidilutive Securities, Name [Domain] Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Total commitment amount Line of Credit Facility, Maximum Borrowing Capacity Inventory purchase commitments Purchase Commitment, Remaining Minimum Amount Committed Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Increases related to current-year tax positions Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions Repurchases of common stock (in shares) Stock Repurchased During Period, Shares Indefinite-lived Intangible Assets, Major Class Name Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses: Operating Expenses [Abstract] Prepaid expenses Prepaid Expense, Current Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Other current liabilities Other Liabilities, Current Statement [Line Items] Statement [Line Items] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Common Stock Common Stock [Member] Vested (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Vested in Period Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member] Performance- Based Stock Awards Performance Based Stock Award [Member] Incremental common shares attributable to performance based stock awards. Net (decrease) increase in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Including Exchange Rate Effect and Discontinued Operation