Cash dividends per share (in dollars per share) Common Stock, Dividends, Per Share, Cash Paid Accumulated Amortization Finite-Lived Intangible Assets, Accumulated Amortization Proceeds from long-term debt, net of discounts Proceeds from Issuance of Long-Term Debt and Capital Securities, Net Building Materials Major Product Line - Building Materials [Member] Major Product Line - Building Materials [Member] Award Timing Predetermined Award Timing Predetermined [Flag] Total Intangible Assets Intangible Assets, Gross (Excluding Goodwill) Indefinite-Lived Intangible Assets [Axis] Indefinite-Lived Intangible Assets [Axis] Entity File Number Entity File Number Paid-in Capital: Additional Paid-in Capital [Member] Interest Rate Swap Interest Rate Swap [Member] Treasury stock: Treasury Stock, Number of Shares and Restriction Disclosures [Abstract] Tabular List, Table Tabular List [Table Text Block] Leases [Abstract] Leases [Abstract] Recent Accounting Pronouncements New Accounting Pronouncements, Policy [Policy Text Block] Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Basic earnings per share (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] Commercial Paper Commercial Paper [Member] Changes in accounts payable and accrued expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Supplier Finance Program Supplier Finance Programs [Policy Text Block] Supplier Finance Programs Total other comprehensive income (loss), net of tax Other Comprehensive Income (Loss), Net of Tax Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] Intangible Asset, Indefinite-Lived [Table] Intangible Asset, Indefinite-Lived [Table] Gift card performance obligations Revenue, Remaining Performance Obligation, Amount Adjustment to Compensation, Amount Adjustment to Compensation Amount Concentration risk percentage Concentration Risk, Percentage Stock-based compensation expense Share-Based Payment Arrangement, Noncash Expense Indefinite-Lived Intangible Assets [Line Items] Indefinite-Lived Intangible Assets [Line Items] Employee Stock Option Share-Based Payment Arrangement, Option [Member] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Cash paid for income taxes Income Taxes Paid Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration] Cash dividends Dividends, Common Stock, Cash Total stockholders’ equity Balance at beginning of period Balance at beginning and end of period Equity, Attributable to Parent Measurement Frequency [Axis] Measurement Frequency [Axis] Other comprehensive income (loss), net of tax: Other Comprehensive Income (Loss), Net of Tax [Abstract] Insider Trading Policies and Procedures [Line Items] Common stock, authorized (in shares) Common Stock, Shares Authorized Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Intangible Assets Disclosure [Abstract] General redemption period Contract with Customer Liability, Average Redemption Period Contract with Customer Liability, Average Redemption Period Current assets: Assets, Current [Abstract] Total liabilities and stockholders’ equity Liabilities and Equity Fair Value Measurements Recurring Fair Value, Recurring [Member] Concentration Risk Benchmark [Axis] Concentration Risk Benchmark [Axis] Liabilities and Stockholders' Equity Liabilities and Equity [Abstract] Cover [Abstract] Cover [Abstract] Accounting Policies [Abstract] Accounting Policies [Abstract] Net Carrying Amount Finite-Lived Intangible Assets, Net Expiration period Line of Credit Facility, Expiration Period Concentration Risk Type [Domain] Concentration Risk Type [Domain] Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Debt Instrument [Line Items] Debt Instrument [Line Items] Maximum amount outstanding during period Short-Term Debt, Maximum Month-end Outstanding Amount Treasury Stock: Treasury Stock, Common [Member] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] Pay vs Performance Disclosure [Line Items] Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Liabilities: Liabilities [Abstract] ACQUISITIONS Business Combination [Text Block] Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Depreciation and amortization Depreciation and amortization Depreciation, Depletion and Amortization, Nonproduction Earnings before provision for income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Entity Shell Company Entity Shell Company Common stock: Common Stock, Number of Shares, Par Value and Other Disclosure [Abstract] Primary Primary Segment [Member] Primary Segment Other long-term liabilities Other Liabilities, Noncurrent Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] Changes in deferred revenue Increase (Decrease) in Deferred Revenue Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Operating Segments Operating Segments [Member] Schedule of Supplemental Non-Cash Information Related to Leases 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 Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Line of Credit Facility [Table] Line of Credit Facility [Table] Comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Liability Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Name Measure Name Current operating lease liabilities Operating lease liabilities Operating Lease, Liability, Current Deferred income taxes Deferred Income Tax Liabilities, Net Document Fiscal Period Focus Document Fiscal Period Focus Receivables, net Receivable [Policy Text Block] Award Timing Method Award Timing Method [Text Block] Schedule of Assets and Liabilities Related to Operating and Finance Leases Assets and Liabilities, Lessee [Table Text Block] Assets and Liabilities, Lessee [Table Text Block] Award Type Award Type [Axis] Hedging Relationship [Domain] Hedging Relationship [Domain] Total assets Assets Fiscal 2027 Finite-Lived Intangible Asset, Expected Amortization, Year One Trading Symbol Trading Symbol Other receivables Other Receivable [Member] Other Receivable Senior Notes Due April 2026, 3.00% Senior Notes Due April 2026, 3.00% [Member] Senior Notes Due April 2026, 3.00% Geographical [Domain] Geographical [Domain] Shares issued under employee stock plans, net (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] Receivable Type [Axis] Receivable Type [Axis] Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Continuing Operation Concentration Risk Type [Axis] Concentration Risk Type [Axis] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Fiscal 2030 Finite-Lived Intangible Asset, Expected Amortization, Year Four Entity Emerging Growth Company Entity Emerging Growth Company Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Lease assets obtained in exchange for new operating lease liabilities Right-of-Use Asset Obtained in Exchange for Operating Lease Liability Total lease assets Operating Lease and Finance Lease Right-Of-Use Assets Operating Lease and Finance Lease Right-Of-Use Assets 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] Fair Value (Level 2) Fair Value, Inputs, Level 2 [Member] Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Business Acquisition [Domain] Business Combination [Domain] Indefinite-lived intangible assets Indefinite-Lived Intangible Assets (Excluding Goodwill) Common stock, outstanding (in shares) Shares outstanding at end of period (in shares) Common Stock, Shares, Outstanding PEO PEO [Member] Schedule of Net Sales by Major Product Line Disaggregation of Revenue [Table Text Block] Schedule of Reconciliation of the Number of Shares of our Common Stock Outstanding and Cash Dividends Per Share Schedule of Common Stock Outstanding Roll Forward [Table Text Block] Proceeds from issuance of senior long term debt Proceeds from Issuance of Senior Long-Term Debt Income taxes payable Accrued Income Taxes, Current In the U.S. UNITED STATES 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 Finite-Lived Intangible Assets, Future Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Retained Earnings: Retained Earnings [Member] Entity Address, Postal Zip Code Entity Address, Postal Zip Code Restatement Determination Date Restatement Determination Date 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] Derivative agreements – assets Derivative Asset Provision for income taxes Income Tax Expense (Benefit) Fair Value Measurements Nonrecurring Fair Value, Nonrecurring [Member] Fair value of noncurrent derivative liabilities Derivative Liability, Noncurrent Repayments of long-term debt Repayment of Long-Term Debt, Long-Term Lease Obligation, and Capital Security Intangible assets, net Total Intangible, Net Intangible Assets, Net (Excluding Goodwill) Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Product and Service [Domain] Product and Service [Domain] Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Hedging Relationship [Axis] Hedging Relationship [Axis] Cash flow hedges Cash flow hedges, net of tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Business Combination [Table] Business Combination [Table] Notional amount Derivative, Notional Amount Schedule of Assets and Liabilities Measured at Fair Value on a Nonrecurring Basis Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block] Changes in other current assets Increase (Decrease) in Other Current Assets Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Acquisitions Goodwill, Acquired During Period Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] City Area Code City Area Code Payments for businesses acquired, net Payments to Acquire Businesses, Net of Cash Acquired Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] 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] Class of Treasury Stock [Table] Class of Treasury Stock [Table] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] Cash Flows from Investing Activities: Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Net cash provided by operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Fair Value Hedging Fair Value Hedging [Member] Goodwill Goodwill, balance at beginning of year Goodwill, balance at end of year Goodwill Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Fiscal 2026 - remaining Finite-Lived Intangible Asset, Expected Amortization, Remainder of Fiscal Year Equity Components [Axis] Equity Components [Axis] Outside the U.S. Non-US [Member] PROPERTY AND LEASES Property And Leases [Text Block] The entire disclosure for properties and leases. Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] Customer receivables Trade Accounts Receivable [Member] Net sales – products Product [Member] Number of reportable segments Number of Reportable Segments Supplemental Disclosures: Supplemental Cash Flow Information [Abstract] Other Performance Measure, Amount Other Performance Measure, Amount Entity Address, State or Province Entity Address, State or Province Other Other Finite Lived Intangible Assets [Member] Other Finite Lived Intangible Assets Total current liabilities Liabilities, Current Change in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Derivative Instrument [Axis] Derivative Instrument [Axis] Individual: Individual [Axis] Lease assets obtained in exchange for new finance lease liabilities Right-of-Use Asset Obtained in Exchange for Finance Lease Liability Cash dividends Payments of Ordinary Dividends, Common Stock Other current assets Other Assets, Current Paid-in capital Additional Paid in Capital, Common Stock Rebate receivables Rebate Receivables [Member] Rebate Receivables 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] Cash paid for interest, net of interest capitalized Interest Paid, Excluding Capitalized Interest, Operating Activity Document Fiscal Year Focus Document Fiscal Year Focus Basis of Presentation Basis of Accounting, Policy [Policy Text Block] Operating lease right-of-use assets Operating lease assets Operating Lease, Right-of-Use Asset Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] Entity Interactive Data Current Entity Interactive Data Current Other Other Operating Segment [Member] Equity [Abstract] Equity [Abstract] Carrying value of senior notes Senior Notes SEGMENT REPORTING AND NET SALES Segment Reporting Disclosure [Text Block] Fair Value, Assets and Liabilities Measured on a Recurring Basis [Line Items] Fair Value, Assets and Liabilities Measured on a 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] Current installments of long-term debt Long-Term Debt and Lease Obligation, Current Senior notes Senior Loans [Member] Three Year Back Up Credit Facility Expiring July 2028 Three Year Back Up Credit Facility Expiring July 2028 [Member] Three Year Back Up Credit Facility Expiring July 2028 New Accounting Pronouncements or Change in Accounting Principle [Line Items] New Accounting Pronouncements or Change in Accounting Principle [Line Items] 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, Assets and Liabilities Measured on a Recurring Basis [Table] Fair Value, Assets and Liabilities Measured on a Nonrecurring Basis [Table] Fair Value, Recurring and Nonrecurring [Table] Finance lease asset accumulated amortization Finance Lease, Right-of-Use Asset, Accumulated Amortization Intangible asset amortization Amortization of Intangible Assets Selling, general and administrative Selling, General and Administrative Expense Short-term debt Commercial Paper 2022 Share Repurchase Program Two Thousand Twenty-Two Share Repurchase Program [Member] Two Thousand Twenty-Two Share Repurchase Program Capital expenditures Payments to Acquire Productive Assets Depreciation and amortization, excluding amortization of intangible assets Depreciation, Depletion and Amortization Other assets Other Assets, Noncurrent Entity Central Index Key Entity Central Index Key PEO Name PEO Name 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] Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Revolving Credit Facility Revolving Credit Facility [Member] Arrangement Duration Trading Arrangement Duration Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Deferred revenue Contract with Customer, Liability, Current 2023 Share Repurchase Program Two Thousand Twenty-Three Share Repurchase Program [Member] Two Thousand Twenty-Three Share Repurchase Program Segments [Axis] Segments [Axis] 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] Other investing activities Payment for (Proceeds from) Other Investing Activity Assets Assets: Assets [Abstract] Credit Facility [Axis] Credit Facility [Axis] Underlying Security Market Price Change Underlying Security Market Price Change, Percent Fiscal 2029 Finite-Lived Intangible Asset, Expected Amortization, Year Three Debt Instrument [Axis] Debt Instrument [Axis] FAIR VALUE MEASUREMENTS Fair Value Disclosures [Text Block] Business Combination [Line Items] Business Combination [Line Items] Credit Facility [Domain] Credit Facility [Domain] Gross Carrying Amount Finite-Lived Intangible Assets, Gross 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] Entity Address, Address Line One Entity Address, Address Line One Accumulated Other Comprehensive Loss: AOCI Attributable to Parent [Member] Debt instrument interest rate (in percentage) Debt Instrument, Interest Rate, Stated Percentage Schedule of Net Sales by Products and Services Revenue from External Customers by Products and Services [Table Text Block] Long-term operating lease liabilities Operating lease liabilities Operating Lease, Liability, Noncurrent Backup Credit Facility Backup Credit Facility [Member] Backup Credit Facility Business Combination, Asset Acquisition, Transaction between Entities under Common Control, and Joint Venture Formation [Abstract] Total lease liabilities Operating Lease and Finance Lease Liabilities Operating Lease and Finance Lease Liabilities Roofing Products Roofing Products [Member] Roofing Products Thereafter Finite Lived Intangible Assets Amortization Expense After Year Four Finite Lived Intangible Assets Amortization Expense After Year Four Fair Value as of Grant Date Award Grant Date Fair Value Entity Registrant Name Entity Registrant Name Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Number of lines of business Number Of Lines Of Business Number Of Lines Of Business Effect of potentially dilutive securities (in shares) Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements Cost of sales and operating expense Costs and Expenses Document Quarterly Report Document Quarterly Report Fair value of senior notes Long-Term Debt, Fair Value Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Changes in merchandise inventories Increase (Decrease) in Retail Related Inventories Number of operating segments Number of Operating Segments Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Title Trading Arrangement, Individual Title Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net sales – services Service [Member] Schedule of Finite-Lived Intangible Assets Schedule of Finite-Lived Intangible Assets [Table Text Block] Restatement Determination Date: Restatement Determination Date [Axis] Total purchase consideration Payments to Acquire Businesses, Gross Shares issued under employee stock plans, net Shares Issued, Value, Share-Based Payment Arrangement, after Forfeiture Non-PEO NEO Non-PEO NEO [Member] Other financing activities Proceeds from (Payment for) Other Financing Activity Name Trading Arrangement, Individual Name All Award Types Award Type [Domain] Equity Awards Adjustments Equity Awards Adjustments [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 Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Share Repurchase Program [Axis] Share Repurchase Program [Axis] MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Name Awards Close in Time to MNPI Disclosures, Individual Name Reconciliation of Basic to Diluted Weighted Average Common Shares: Weighted Average Number of Shares Outstanding Reconciliation [Abstract] Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration] Stock-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Treasury stock, at cost, 806 shares at May 3, 2026 and February 1, 2026 Treasury Stock, Value Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Long-term debt, excluding current installments Long-Term Debt and Lease Obligation 364-day Back-up Credit Facility Backup Credit Facility Expiring July 2026 [Member] Backup Credit Facility Expiring July 2026 Segments [Domain] Segments [Domain] Schedule of Indefinite-Lived Intangible Assets Schedule of Indefinite-Lived Intangible Assets [Table Text Block] Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Merchandise inventories Inventory, Net Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Sales taxes payable Sales and Excise Tax Payable, Current Cash collateral received Derivative Asset, Subject to Master Netting Arrangement, Collateral, Obligation to Return Cash Not Offset Accumulated depreciation and amortization Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Company Selected Measure Name Company Selected Measure Name Senior Notes Senior Notes [Member] DEBT AND DERIVATIVE INSTRUMENTS Debt Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Accounts payable Accounts Payable, Current Other Other Segment [Member] Other Segment Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] All Executive Categories All Executive Categories [Member] Finance lease assets Finance Lease, Right-of-Use Asset, after Accumulated Amortization Goodwill [Roll Forward] Goodwill [Roll Forward] CONTINGENCIES Commitments and Contingencies Disclosure [Text Block] Total Derivative Assets (Liabilities), at Fair Value, Net Diluted weighted average common shares (in shares) Diluted weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Diluted Contingencies (Note 9) Commitments and Contingencies Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Derivative [Table] Derivative [Table] Business Acquisition [Axis] Business Combination [Axis] Entity Small Business Entity Small Business New Accounting Pronouncements or Change in Accounting Principle [Table] Accounting Standards Update and Change in Accounting Principle [Table] Schedule of Net Sales, Classified by Geography Revenue from External Customers by Geographic Areas [Table Text Block] Document Transition Report Document Transition Report Repayments of short-term debt, net Proceeds from (Repayments of) Commercial Paper Underlying Securities Award Underlying Securities Amount Equity Component [Domain] Equity Component [Domain] Document Period End Date Document Period End Date PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Fair value hedges Hedged Liability, Fair Value Hedge Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Document Type Document Type WEIGHTED AVERAGE COMMON SHARES Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Product and Service [Axis] Product and Service [Axis] Derivative Contract [Domain] Derivative Contract [Domain] Proceeds from sales of common stock Proceeds from Issuance of Common Stock Net sales Net sales 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] Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Changes in receivables, net Increase (Decrease) in Receivables Name Forgone Recovery, Individual Name Total current assets Assets, Current 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] Share repurchase amount Share Repurchase Program, Authorized, Amount Weighted average interest rate Debt, Weighted Average Interest Rate Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Share Repurchase Program [Domain] Share Repurchase Program [Domain] Intangible Asset, Finite-Lived [Table] Intangible Asset, Finite-Lived [Table] Current liabilities: Current: Liabilities, Current [Abstract] Line of Credit Facility [Line Items] Line of Credit Facility [Line Items] Geographical [Axis] Geographical [Axis] Other operating activities Increase (Decrease) in Other Operating Assets and Liabilities, Net Total operating expenses Operating Expenses Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Fair Value (Level 1) Fair Value, Inputs, Level 1 [Member] Back-up credit facilities outstanding Long-Term Line of Credit Hardlines Major Product Line - Hardlines [Member] Major Product Line - Hardlines [Member] Card receivables Credit Card Receivable [Member] Deferred revenue Deferred Revenue, Current Diluted earnings per share (in dollars per share) Earnings Per Share, Diluted Depreciation and amortization Cost, Depreciation and Amortization Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Receivables, net Receivables, net 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 Treasury stock (in shares) Shares at beginning of period (in shares) Shares at end of period (in shares) Treasury Stock, Common, Shares Earnings Per Share [Abstract] Earnings Per Share [Abstract] Consolidation Items [Domain] Consolidation Items [Domain] Interest and other, net Nonoperating Income (Expense) Credit Facility Expiring July 2026 Credit Facility Expiring July 2026 [Member] Credit Facility Expiring July 2026 Gross profit Gross Profit Fiscal 2028 Finite-Lived Intangible Asset, Expected Amortization, Year Two Award Timing Disclosures [Line Items] Fair Value, Measurement Frequency [Domain] Measurement Frequency [Domain] Accrued salaries and related expenses Employee-related Liabilities, Current Net property and equipment Property, Plant, and Equipment and Finance Lease Right-of-Use Asset, after Accumulated Depreciation and Amortization STOCKHOLDERS' EQUITY Equity [Text Block] Trade names Trade names Trade Names [Member] Net earnings Net earnings Net earnings Net earnings Net Income (Loss) Attributable to Parent Expiration Date Trading Arrangement Expiration Date Long-term: Liabilities, Noncurrent [Abstract] Décor Major Product Line, Décor [Member] The décor major product line includes the appliances, décor, flooring, kitchen and bath, and paint merchandising departments. Other accrued expenses Other Accrued Liabilities, Current Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Five Year Back Up Credit Facility Expiring May 2030 Five Year Back Up Credit Facility Expiring May 2030 [Member] Five Year Back Up Credit Facility Expiring May 2030 Adoption Date Trading Arrangement Adoption Date Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Entity Current Reporting Status Entity Current Reporting Status Derivative [Line Items] Derivative [Line Items] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Customer relationships Customer Relationships [Member] Operating income Operating income Operating Income (Loss) Retained earnings Retained Earnings (Accumulated Deficit) 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] Repayments of debt Repayments of Debt Finance lease liabilities Finance Lease, Liability, Current Current Fiscal Year End Date Current Fiscal Year End Date Finite-Lived Intangible Assets, Major Class Name [Domain] 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] Schedule of Accounts, Notes, Loans and Financing Receivable Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Statement [Table] Statement [Table] Derivative agreements – liabilities Derivative Liability Reconciliation of net earnings to net cash provided by operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Cash Flows from Financing Activities: Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Revenue Benchmark Revenue Benchmark [Member] Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Finance lease liabilities Finance Lease, Liability, Noncurrent SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Anti-dilutive securities excluded from diluted weighted average common shares (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount All Adjustments to Compensation All Adjustments to Compensation [Member] Amendment Flag Amendment Flag Termination Date Trading Arrangement Termination Date Net cash 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] Receivable [Domain] Receivable [Domain] Basic weighted average common shares (in shares) Basic weighted average common shares (in shares) Weighted Average Number of Shares Outstanding, Basic Remaining authorized repurchase amount Share Repurchase Program, Remaining Authorized, Amount Segment Reporting [Abstract] Cost of sales Cost of Revenue Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Derivative Asset Statement Of Financial Position Extensible Enumeration Not Disclosed Flag Supplier finance program Supplier Finance Program, Obligation 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 Interest and other (income) expense: Nonoperating Income (Expense) [Abstract] GMS Inc GMS Inc [Member] GMS Inc Entity Tax Identification Number Entity Tax Identification Number Other Goodwill, Other Increase (Decrease) Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Schedule of Weighted Average Number of Shares Schedule of Weighted Average Number of Shares [Table Text Block] Common stock, issued (in shares) Shares at beginning of period (in shares) Shares at end of period (in shares) Common Stock, Shares, Issued GOODWILL AND INTANGIBLE ASSETS Goodwill and Intangible Assets Disclosure [Text Block] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Interest expense Interest expense Interest Expense, Nonoperating Trading Arrangement: Trading Arrangement [Axis] Changes in income taxes payable Increase (Decrease) in Income Taxes Payable Total Shareholder Return Amount Total Shareholder Return Amount Foreign currency translation adjustments Foreign currency translation adjustments, net of tax Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Insider Trading Arrangements [Line Items] Security Exchange Name Security Exchange Name Interest income and other, net Interest income and other, net Investment Income, Interest and Dividend Total liabilities Liabilities Product Concentration Risk Product Concentration Risk [Member] Maximum borrowing capacity of credit facility Line of Credit Facility, Maximum Borrowing Capacity Common stock, par value $0.05; authorized: 10,000 shares; issued: 1,803 shares at May 3, 2026 and 1,802 shares at February 1, 2026; outstanding: 997 shares at May 3, 2026 and 996 shares at February 1, 2026 Common Stock, Value, Outstanding Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Indefinite-Lived Intangible Assets, Major Class Name [Domain] Operating expenses: Operating Expenses [Abstract] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Statement [Line Items] Statement [Line Items] Consolidation Items [Axis] Consolidation Items [Axis] Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Cash and cash equivalents Cash and Cash Equivalent Changes in deferred income taxes Increase (Decrease) in Deferred Income Taxes Common Stock: Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Non-NEOs Non-NEOs [Member]