Trading Arrangements, by Individual Trading Arrangements, by Individual [Table] Weighted average common shares outstanding: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Trading Arrangement: Trading Arrangement [Axis] Maximum Maximum [Member] Portion at Fair Value Measurement Portion at Fair Value Measurement [Member] Statistical Measurement [Domain] Statistical Measurement [Domain] Title of 12(b) Security Title of 12(b) Security Carrying Value Reported Value Measurement [Member] Subsequent Event Subsequent Event [Member] Document fiscal year focus Document Fiscal Year Focus Watches Watches [Member] Watches [Member] Adjustment to Compensation, Amount Adjustment to Compensation Amount Financial Instrument [Axis] Financial Instrument [Axis] Segment Reporting [Abstract] Segment Reporting [Abstract] Restructuring Plan [Axis] Restructuring Plan [Axis] Blue Nile Blue Nile [Member] Blue Nile Common shares of $0.18 par value: authorized 500 shares, issued 70000000 shares, 38.7 shares outstanding (January 31, 2026 and August 2, 2025: 40.4 and 41.0 outstanding, respectively) Common Stock, Value, Issued Schedule of Other Operating Cost and Expense, by Component [Table Text Block] Schedule of Other Operating Cost and Expense, by Component [Table Text Block] Restatement Determination Date Restatement Determination Date Inventory write-down Inventory Write-down Derivative Instrument [Axis] Derivative Instrument [Axis] Schedule of Reconciliation of Effective Tax Rate Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] Amendment flag Amendment Flag Goodwill [Line Items] Goodwill [Line Items] Current liabilities: Liabilities, Current [Abstract] Average repurchase price per share (usd per share) Shares Acquired, Average Cost Per Share Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Excess tax benefit from share based compensation Effective Income Tax Rate Reconciliation, Tax Expense (Benefit), Share-Based Payment Arrangement, Amount Extended Service Plan and other deferred revenue Extended Service Plan and other deferred revenue [Member] Extended Service Plan and Voucher Promotions [Member] Leases [Abstract] Leases [Abstract] Other reserves Other Additional Capital Available-for-sale securities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, after Tax [Abstract] Adjustment to Non-PEO NEO Compensation Footnote Adjustment to Non-PEO NEO Compensation Footnote [Text Block] PEO Total Compensation Amount PEO Total Compensation Amount Common shares, par value (usd per share) Common Stock, Par or Stated Value Per Share Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Member] Capital expenditures Segment Reporting, Long-Lived Asset, Expenditure for Addition Non-current liabilities: Liabilities, Noncurrent [Abstract] Intangible assets, net Total intangible assets, net Intangible Asset, Excluding Goodwill, after Accumulated Amortization Accrued expenses and other liabilities Increase (Decrease) in Accrued Liabilities and Other Operating Liabilities Aggregate notional amount Derivative, Notional Amount Share Repurchase Program [Domain] Share Repurchase Program [Domain] After-tax amount Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax [Abstract] Basic weighted average common shares outstanding Weighted average common shares outstanding Weighted Average Number of Shares Outstanding, Basic Accumulated impairment loss Goodwill, Impaired, Accumulated Impairment Loss Outstanding Aggregate Erroneous Compensation Amount Outstanding Aggregate Erroneous Compensation Amount Number of reportable segments Number of Reportable Segments Total current liabilities Liabilities, Current Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Cash Flow Hedge Gain (Loss) to be Reclassified within 12 Months Digital brands Digital brands [Member] Digital brands Entity Address, City or Town Entity Address, City or Town Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Award Timing MNPI Disclosure Award Timing MNPI Disclosure [Text Block] Class of Stock [Axis] Class of Stock [Axis] Basis of preparation Basis of Accounting, Policy [Policy Text Block] Merchandise and other sales Merchandise expense Product [Member] Net carrying amount Intangible Asset, Finite-Lived, after Accumulated Amortization Peer Group Total Shareholder Return Amount Peer Group Total Shareholder Return Amount Net income attributable to common shareholders Net income attributable to common shareholders Net Income (Loss) Available to Common Stockholders, Basic Intangible liabilities, net Below Market Lease [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Accumulated 
amortization Intangible Asset, Finite-Lived, Accumulated Amortization Sublease income Sublease Income Total Shareholder Return Vs Peer Group Total Shareholder Return Vs Peer Group [Text Block] Total other comprehensive income (loss) Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax Non-Rule 10b5-1 Arrangement Terminated Non-Rule 10b5-1 Arrangement Terminated [Flag] Subsequent Event Type [Axis] Subsequent Event Type [Axis] New accounting pronouncements recently adopted and New accounting pronouncements issued but not yet adopted New Accounting Pronouncements, Policy [Policy Text Block] Deferred revenue Plans sold Increase (Decrease) in Contract with Customer, Liability Schedule of Segment Reporting Information, By Segment Segment Reporting [Table Text Block] Change in fair value of derivative instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax Use of estimates Use of Estimates, Policy [Policy Text Block] Net current period OCI Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Total other comprehensive income (loss) Other Comprehensive Income (Loss), before Tax Document Period End Date Document Period End Date 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] Net cash used in investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation Equity Awards Adjustments, Excluding Value Reported in Compensation Table Equity Awards Adjustments, Excluding Value Reported in the Compensation Table [Member] Earnings Per Share, Basic [Abstract] Earnings Per Share, Basic [Abstract] Shareholders' equity Equity [Text Block] Security Exchange Name Security Exchange Name Treasury shares at cost: 31.3 shares (January 31, 2026 and August 2, 2025: 29.6 and 29.0 shares, respectively) Treasury Stock, Common, Value International International segment International [Member] International [Member] Unrealized (loss) gain OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax Reclassification out of Accumulated Other Comprehensive Income [Domain] Reclassification out of Accumulated Other Comprehensive Income [Domain] Fiscal year Fiscal Period, Policy [Policy Text Block] Supplier Finance Program Supplier Finance Program [Text Block] Equity Method Investment, Other-than-Temporary Impairment Equity Method Investment, Other-than-Temporary Impairment Liabilities Liabilities, Fair Value Disclosure Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Entity Shell Company Entity Shell Company Consolidation Items [Domain] Consolidation Items [Domain] Deferred Revenue Arrangement [Line Items] Deferred Revenue Arrangements [Line Items] Deferred Revenue Arrangements Operating lease liabilities Operating Lease, Liability, Current Schedule of Warranty Reserve for Diamond and Gemstone Guarantee Schedule of Product Warranty Liability [Table Text Block] Statement of Comprehensive Income [Abstract] Statement of Comprehensive Income [Abstract] Earnings per common share ("EPS") Earnings Per Share [Text Block] Name Outstanding Recovery, Individual Name Earnings Per Share [Abstract] Earnings Per Share [Abstract] Award Timing, How MNPI Considered Award Timing, How MNPI Considered [Text Block] Document fiscal period focus Document Fiscal Period Focus Peer Group Issuers, Footnote Peer Group Issuers, Footnote [Text Block] Total liabilities Liabilities Trading Symbol Trading Symbol Indefinite-lived intangible assets Intangible Asset, Excluding Goodwill, Indefinite-Lived Capital expenditures Payments to Acquire Property, Plant, and Equipment Peoples Peoples [Member] Peoples [Member] 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] Pension Adjustments Prior Service Cost Pension Adjustments Prior Service Cost [Member] Company Selected Measure Name Company Selected Measure Name Amounts reclassified from AOCI to earnings Reclassification from AOCI, Current Period, Net of Tax, Attributable to Parent Income Tax Disclosure [Abstract] Income Tax Disclosure [Abstract] Seasonal revenues, fourth quarter sales, percent Seasonal Revenues, Fourth Quarter Sales, Percent Seasonal Revenues, Fourth Quarter Sales, Percent Fashion Fashion [Member] Fashion [Member] Earnings Per Share, Diluted [Abstract] Earnings Per Share, Diluted [Abstract] Sasmat Retail, S.L Sasmat Retail, S.L [Member] Sasmat Retail, S.L Operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation [Abstract] Compensation Amount Outstanding Recovery Compensation Amount Dividends payable Dividends Payable, Current Capitalized contract cost, amortization Capitalized Contract Cost, Amortization Individual: Individual [Axis] Weighted Average Number of Shares Outstanding, Diluted Diluted weighted average common shares outstanding (in shares) Weighted Average Number of Shares Outstanding, Diluted Store Sales Channel, Directly to Consumer [Member] Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Entity Emerging Growth Company Entity Emerging Growth Company Equity Valuation Assumption Difference, Footnote Equity Valuation Assumption Difference, Footnote [Text Block] Underlying Security Market Price Change Underlying Security Market Price Change, Percent US Treasury securities US Treasury Securities [Member] Derivative Liability, Subject to Master Netting Arrangement, before Offset Derivative Liability, Subject to Master Netting Arrangement, before Offset Gross margin Gross Profit Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Award Timing Predetermined Award Timing Predetermined [Flag] Treasury shares Treasury Stock, Common [Member] Intangible Asset, Goodwill and Other [Abstract] Intangible Asset, Goodwill and Other [Abstract] Adjustment To PEO Compensation, Footnote Adjustment To PEO Compensation, Footnote [Text Block] Share-based compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Level 1 Fair Value, Inputs, Level 1 [Member] Effective tax rate recognized in statements of operations Effective Income Tax Rate Reconciliation, Percent Organization, Consolidation and Presentation of Financial Statements [Abstract] Organization, Consolidation and Presentation of Financial Statements [Abstract] Indefinite-lived Intangible Assets, Major Class Name [Domain] Intangible Asset, Indefinite-Lived, Class [Domain] Plus: Dilutive effect of share awards Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements All Executive Categories All Executive Categories [Member] Change in operating lease assets and liabilities Increase (Decrease) in Operating Lease Liability Pension Adjustments Service Cost Pension Adjustments Service Cost [Member] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Operating lease right-of-use assets Operating Lease, Right-of-Use Asset Fair Value Disclosures [Abstract] Fair Value Disclosures [Abstract] Unamortized deferred selling costs Capitalized Contract Cost [Table Text Block] Segment information Segment Reporting [Text Block] Minimum Minimum [Member] Dividends paid on common shares Payments of Ordinary Dividends, Common Stock Expiration Date Trading Arrangement Expiration Date Decrease in cash and cash equivalents Cash, Cash Equivalent, Restricted Cash, and Restricted Cash Equivalent, Period Increase (Decrease), Excluding Exchange Rate Effect, Including Discontinued Operation Hedging Relationship [Axis] Hedging Relationship [Axis] Schedule of Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] 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 Non-Rule 10b5-1 Arrangement Adopted Non-Rule 10b5-1 Arrangement Adopted [Flag] 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] Dividends declared: Common shares Dividends, Common Stock Aggregate Pension Adjustments Service Cost Aggregate Pension Adjustments Service Cost [Member] Derivative [Table] Derivative [Table] Other Income and Expenses [Abstract] Common shares, authorized (in shares) Common Stock, Shares Authorized Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Security, Excluded EPS Calculation [Table] Accumulated Other Comprehensive Income (Loss) [Line Items] Accumulated Other Comprehensive Income (Loss) [Line Items] Exercise Price Award Exercise Price Schedule of Restructuring and Related Costs [Table] Restructuring Cost [Table] Investing activities Cash Provided by (Used in) Investing Activity, Including Discontinued Operation [Abstract] Facility Closing Facility Closing [Member] Schedule of Equity Method Investments [Line Items] Schedule of Equity Method Investments [Line Items] Stock repurchase program, authorized amount Share Repurchase Program, Authorized, Amount Segment Reporting [Line Items] Segment Reporting [Line Items] Document Quarterly Report Document Quarterly Report 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] Segments [Domain] Segments [Domain] Income tax receivable and payable Increase (Decrease) in Income Taxes Payable, Net of Income Taxes Receivable Amortization of unfavorable contracts Amortization of Below Market Lease Total before income tax Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Noncontrolling Interest Change in Contract with Customer, Liability [Roll Forward] Change in Contract with Customer, Liability [Roll Forward] Change in Contract with Customer, Liability [Roll Forward] Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Awards Close in Time to MNPI Disclosures, Table Awards Close in Time to MNPI Disclosures [Table Text Block] Equity Method Investments Equity Method Investments Restructuring reserve Beginning balance Ending balance Restructuring Reserve Equity Component [Domain] Equity Component [Domain] PEO Actually Paid Compensation Amount PEO Actually Paid Compensation Amount Foreign currency contracts Foreign Exchange Contract [Member] Adoption Date Trading Arrangement Adoption Date Schedule of Other Nonoperating Income (Expense) Schedule of Other Nonoperating Income (Expense) [Table Text Block] Payments to acquire equity method investment Payments to Acquire Equity Method Investments Dividends, Common Stock, Cash Dividends, Common Stock, Cash Total shareholders’ equity Beginning Balance Ending Balance Equity, Attributable to Parent Other non-operating (expense) income, net Other non-operating (expense) income, net Nonoperating Income (Expense) Restructuring Type [Axis] Restructuring Type [Axis] Assets Assets [Abstract] Title Trading Arrangement, Individual Title Forgone Recovery due to Disqualification of Tax Benefits, Amount Forgone Recovery due to Disqualification of Tax Benefits, Amount Other Liabilities Disclosure [Abstract] Other Liabilities Disclosure [Abstract] Accounting Policies [Abstract] Accounting Policies [Abstract] Restatement does not require Recovery Restatement Does Not Require Recovery [Text Block] Intangible Asset, Including Goodwill, Impairment Loss Intangible Asset, Including Goodwill, Impairment Loss Insider Trading Policies and Procedures [Line Items] Available-for-sale securities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment, Tax [Abstract] Jared Jared [Member] Jared [Member] Other financing activities, net Proceeds from (Payment for) Other Financing Activity Insider Trading Policies and Procedures Adopted Insider Trading Policies and Procedures Adopted [Flag] Deferred taxation Deferred Income Tax Expense (Benefit) Selling, general and administrative expenses Selling, General and Administrative Expense Type of Restructuring [Domain] Type of Restructuring [Domain] Business Combination [Domain] Business Combination [Domain] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items] Commitments and contingencies Commitments and Contingencies Disclosure [Text Block] Compensation Actually Paid vs. Net Income Compensation Actually Paid vs. Net Income [Text Block] Movement in Accumulated Other Comprehensive Income [Roll Forward] Movement in Accumulated Other Comprehensive Income [Roll Forward] Movement in Accumulated Other Comprehensive Income [Roll Forward] Anti-dilutive shares excluded from the calculation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Other assets Capitalized Contract Cost, Net, Noncurrent Schedule of Goodwill by Reporting Unit Goodwill [Table Text Block] Schedule of Antidilutive Securities Excluded From Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Entity Central Index Key Entity Central Index Key Accumulated depreciation Property, Plant, and Equipment, Accumulated Depreciation, Depletion, and Amortization All Adjustments to Compensation All Adjustments to Compensation [Member] Corporate and unallocated Segment Reporting, Reconciling Item, Corporate Nonsegment [Member] Business Combination [Axis] Business Combination [Axis] Equity [Abstract] Equity [Abstract] 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] Net cash used in operating activities Cash Provided by (Used in) Operating Activity, Including Discontinued Operation Payments to Acquire Notes Receivable Payments to Acquire Notes Receivable Shareholders’ equity: Equity, Attributable to Parent [Abstract] Income Statement [Abstract] Income Statement [Abstract] Document Transition Report Document Transition Report Import Duty Refunds - Reduction of COS Import Duty Refunds - Reduction of COS Amount of import duty refunds reducing cost of sales during the period presented. Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] Investment, Name [Axis] Investment, Name [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Designated as Hedging Instrument Designated as Hedging Instrument [Member] Deferred tax assets Deferred Income Tax Assets, Net James Allen James Allen [Member] James Allen [Member] Stock Appreciation Rights (SARs) Stock Appreciation Rights (SARs) [Member] Intangible Asset, Finite-Lived Intangible Asset, Finite-Lived [Table Text Block] City Area Code City Area Code Accumulated other comprehensive loss Accumulated other comprehensive loss AOCI Attributable to Parent [Member] All Individuals All Individuals [Member] Accumulated amortization Below Market Lease, Accumulated Amortization Name Forgone Recovery, Individual Name Merchandise inventories Inventory, Finished Goods, Net of Reserves Non-GAAP Measure Description Non-GAAP Measure Description [Text Block] Statement [Line Items] Statement [Line Items] Import Duty Refunds Received Import Duty Refunds Received Amount of import duty refunds received for the period presented. Total assets Total assets Assets Derivative, Nonmonetary Notional Amount, Mass Derivative, Nonmonetary Notional Amount, Mass Reportable segments Operating Segments [Member] Indefinite-lived intangible asset impairment Intangible Asset, Excluding Goodwill, Indefinite-Lived, Impairment Loss Other comprehensive income (loss) (“OCI”) before reclassifications OCI, before Reclassifications, Net of Tax, Attributable to Parent Other assets Increase (Decrease) in Other Operating Assets PEO PEO [Member] Measurement Basis [Axis] Measurement Basis [Axis] Other liabilities Other Liabilities, Noncurrent Other Deferred Revenue Other Deferred Revenue [Member] Other Deferred Revenue Goodwill Beginning balance Ending balance Goodwill Forgone Recovery due to Violation of Home Country Law, Amount Forgone Recovery due to Violation of Home Country Law, Amount Acquisitions Goodwill, Acquired During Period Reporting Unit [Axis] Reporting Unit [Axis] Kay Kay [Member] Kay [Member] Unrealized (loss) gain OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax Revenue recognized Contract with Customer, Liability, Revenue Recognized Subsequent Event Type [Domain] Subsequent Event Type [Domain] Payables and Accruals [Abstract] Retained earnings Retained Earnings [Member] Operating lease liabilities Operating Lease, Liability, Noncurrent Income taxes Taxes Payable, Current Gains (losses) on available-for-sale securities AOCI, Accumulated Gain (Loss), Debt Securities, Available-for-Sale, Parent [Member] Erroneously Awarded Compensation Recovery Erroneously Awarded Compensation Recovery [Table] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Common shares, outstanding (in shares) Common Stock, Shares, Outstanding Unrealized (loss) gain OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax Award Timing Disclosures [Line Items] Foreign currency translation Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Schedule of Methods to Determine Fair Value on Instrument-Specific Basis Fair Value, by Balance Sheet Grouping [Table Text Block] Diluted (usd per share) EPS – diluted (usd per share) Earnings Per Share, Diluted Accumulated Other Comprehensive Income (Loss) [Table] Accumulated Other Comprehensive Income (Loss) [Table] Entity Current Reporting Status Entity Current Reporting Status Net cash used in financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation Total Shareholder Return Amount Total Shareholder Return Amount Financing Receivable, Credit Loss, Expense (Reversal) Financing Receivable, Credit Loss, Expense (Reversal) Net settlement of equity-based awards Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation Cash Flow Hedging Cash Flow Hedging [Member] Impairment of equity method investment and loans receivable (1) Impairment of equity method investment and loans receivable (1) Unrealized Gain (Loss) on Investments Intangible Asset, Finite-Lived [Line Items] Intangible Asset, Finite-Lived [Line Items] Adjustments to reconcile net income to net cash used in operating activities: Adjustment to Reconcile Net Income to Cash Provided by (Used in) Operating Activity [Abstract] Financing activities Cash Provided by (Used in) Financing Activity, Including Discontinued Operation [Abstract] Property, plant and equipment, net of accumulated depreciation and amortization of $1,594.2 (January 31, 2026 and August 2, 2025: $1,561.8 and $1,519.8, respectively) Property, Plant, and Equipment, after Accumulated Depreciation, Depletion, and Amortization Total sales Total sales Revenue from Contract with Customer, Excluding Assessed Tax Other Sales Channel, Through Other [Member] Sales Channel, Through Other [Member] Financial Instruments [Domain] Financial Instruments [Domain] Schedule of Plan Liabilities Schedule of Restructuring Reserve by Type of Cost [Table Text Block] Inventories Inventory Disclosure [Text Block] Repurchase of common shares Amount repurchased Stock Repurchased During Period, Value Equity Awards Adjustments, Footnote Equity Awards Adjustments, Footnote [Text Block] Goodwill and intangibles Intangible Asset and Goodwill [Text Block] Underlying Securities Award Underlying Securities Amount Intangible assets, gross Intangible Asset, Excluding Goodwill, before Accumulated Amortization Revenue recognition Revenue from Contract with Customer [Text Block] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) Schedule of Cash Flow Hedges Included in Accumulated Other Comprehensive Income (Loss) [Table Text Block] Diamonds Direct Diamonds Direct [Member] Diamonds Direct Accelerated Share Repurchases, Settlement (Payment) or Receipt Accelerated Share Repurchases, Settlement (Payment) or Receipt Derivatives Financial Instruments Disclosure [Text Block] Other investing activities, net Payment for (Proceeds from) Other Investing Activity Inventories Increase (Decrease) in Inventories Pre-tax gains (losses) recorded in AOCI Gains (losses) recorded in AOCI, beginning of period Gains (losses) recorded in AOCI, end of period AOCI Including Portion Attributable to Noncontrolling Interest, before Tax Banter by Piercing Pagoda Banter by Piercing Pagoda [Member] Piercing Pagoda [Member] Accrued expenses and other current liabilities Product Warranty Accrual, Current Segment Reporting [Table] Segment Reporting [Table] Other Other Nonrecurring (Income) Expense Deferred Revenue Arrangement [Table] Deferred Revenue Arrangement [Table] Deferred Revenue Arrangement Contract with Customer, Sales Channel [Axis] Contract with Customer, Sales Channel [Axis] Equity Method Investment [Table] Equity Method Investment [Table] Schedule of Total Lease Costs For Operating Leases Lease, Cost [Table Text Block] Other current assets Other Assets, Current Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration] Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration] Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Disclosure [Abstract] All Trading Arrangements All Trading Arrangements [Member] Other Performance Measure, Amount Other Performance Measure, Amount Award Timing MNPI Considered Award Timing MNPI Considered [Flag] Reclassification adjustment for gains to earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax Operating income Total segment operating income (loss) Operating Income (Loss) Schedule of Dividends Dividends Declared [Table Text Block] Service sales Services expense Service [Member] Current Fiscal Year End Date Current Fiscal Year End Date Non-PEO NEO Average Total Compensation Amount Non-PEO NEO Average Total Compensation Amount Derivative [Line Items] Derivative [Line Items] Cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax [Abstract] Total long-lived assets Long-Lived Asset, Excluding Financial Instrument, Customer Relationship, Mortgage Servicing Right, Deferred Policy Acquisition Cost, and Deferred Tax Asset, Amount Restructuring charges expected to incur Restructuring and Related Cost, Expected Cost Shares repurchased (in shares) Stock Repurchased During Period, Shares Restructuring Reserve [Roll Forward] Restructuring Reserve [Roll Forward] 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] Common Stock, Dividends, Per Share, Declared Common Stock, Dividends, Per Share, Declared Entity File Number Entity File Number Rule 10b5-1 Arrangement Adopted Rule 10b5-1 Arrangement Adopted [Flag] Grow Brand Love Plan Grow Brand Love Plan [Member] Grow Brand Love Plan Reclassification adjustment for gains to earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax Tax (expense) benefit Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax [Abstract] Asset impairments, net Asset impairments, net Asset, Impairment Loss Recovery of Erroneously Awarded Compensation Disclosure [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Common shares, issued (in shares) Common Stock, Shares, Issued Measure: Measure [Axis] Treasury shares, common (in shares) Treasury Stock, Common, Shares Accumulated other comprehensive income (loss) Comprehensive Income (Loss) Note [Text Block] Equity Components [Axis] Equity Components [Axis] Product and Service [Domain] Product and Service [Domain] Class of Stock [Line Items] Class of Stock [Line Items] Total deferred ESP transaction costs Capitalized Contract Cost, Net Disaggregation of Revenue [Table] Disaggregation of Revenue [Table] Entity Interactive Data Current Entity Interactive Data Current Deferred tax liabilities Deferred Income Tax Liabilities, Net Compensation Actually Paid vs. Other Measure Compensation Actually Paid vs. Other Measure [Text Block] Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Derivative Instruments Not Designated as Hedging Instruments, Gain (Loss), Net Entity Small Business Entity Small Business Total comprehensive income Comprehensive Income (Loss), Net of Tax, Attributable to Parent Termination Date Trading Arrangement Termination Date Fair Value, Recurring and Nonrecurring [Table] Fair Value, Recurring and Nonrecurring [Table] Compensation Actually Paid vs. Total Shareholder Return Compensation Actually Paid vs. Total Shareholder Return [Text Block] Interest income (expense), net Interest Income (Expense), Operating MNPI Disclosure Timed for Compensation Value MNPI Disclosure Timed for Compensation Value [Flag] Warranty reserve Product Warranty Disclosure [Text Block] Accrued expenses and other current liabilities Other Liabilities, Current Other assets Other Assets, Noncurrent Document Type Document Type 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] Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Fair Value as of Grant Date Award Grant Date Fair Value Intangible Asset, Indefinite-Lived Intangible Asset, Indefinite-Lived [Table Text Block] Schedule of Goodwill [Table] Goodwill [Table] Pay vs Performance Disclosure, Table Pay vs Performance [Table Text Block] Remaining authorized repurchase amount Share Repurchase Program, Remaining Authorized, Amount Arrangement Duration Trading Arrangement Duration Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Local Phone Number Local Phone Number Deferred revenue Non-current liabilities Contract with Customer, Liability, Noncurrent Consolidation Items [Axis] Consolidation Items [Axis] Other current assets Capitalized Contract Cost, Net, Current Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Registrant Name Entity Registrant Name Organization and principal accounting policies Organization, Consolidation, Basis of Presentation, Business Description and Accounting Policies [Text Block] Zales Zale Jewelry [Member] Zale Jewelry [Member] Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Insider Trading Policies and Procedures Not Adopted Insider Trading Policies and Procedures Not Adopted [Text Block] Commitments and contingencies Commitments and Contingencies Gross carrying amount Intangible Asset, Finite-Lived, before Accumulated Amortization Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Changed Peer Group, Footnote Changed Peer Group, Footnote [Text Block] Reclassification out of Accumulated Other Comprehensive Income [Axis] Reclassification out of Accumulated Other Comprehensive Income [Axis] Forgone Recovery due to Expense of Enforcement, Amount Forgone Recovery due to Expense of Enforcement, Amount Executive Category: Executive Category [Axis] Available-for-sale securities: OCI, Debt Securities, Available-for-Sale, Gain (Loss), before Adjustment and Tax [Abstract] Other Comprehensive Income (Loss), Tax Other Comprehensive Income (Loss), Tax Goodwill [Roll Forward] Goodwill [Roll Forward] Liabilities and shareholders’ equity Liabilities and Equity [Abstract] Trade names Trade Names [Member] Inventories Total inventories Inventory, Net All Award Types Award Type [Domain] Non-PEO NEO Average Compensation Actually Paid Amount Non-PEO NEO Average Compensation Actually Paid Amount Fair value measurement Fair Value Disclosures [Text Block] Balance at beginning of period Balance at end of period Total warranty reserve Standard and Extended Product Warranty Accrual Movement in Standard Product Warranty Accrual [Roll Forward] Movement in Standard Product Warranty Accrual [Roll Forward] Reclassification adjustment for gains to earnings Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax Treasury Stock, Shares, Acquired Treasury Stock, Shares, Acquired Cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, before Tax [Abstract] PEO Name PEO Name Total deferred revenue ESP deferred revenue, beginning of period ESP deferred revenue, end of period Contract with Customer, Liability Gains (losses) on cash flow hedges Gains on cash flow hedges Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Other segment operating expense, net Segment Reporting, Other Segment Item, Amount Stock Price or TSR Estimation Method Stock Price or TSR Estimation Method [Text Block] Change in fair value of derivative instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Payments for Restructuring Payments for Restructuring 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 Schedule of Finite-Lived Intangible Assets [Table] Intangible Asset, Finite-Lived [Table] Estimated annual effective tax rate before discrete items Expected Effective Income Tax Rate Reconciliation, Percent Expected Effective Income Tax Rate Reconciliation, Percent Accounts payable Increase (Decrease) in Accounts Payable Utilized Standard and Extended Product Warranty Accrual, Decrease for Payments Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Aggregate Erroneous Compensation Not Yet Determined Aggregate Erroneous Compensation Not Yet Determined [Text Block] Schedule of Reclassification out of Accumulated Other Comprehensive Income Reclassification out of Accumulated Other Comprehensive Income [Table Text Block] Material Terms of Trading Arrangement Material Terms of Trading Arrangement [Text Block] Non-NEOs Non-NEOs [Member] 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] Equity method investment, ownership percentage Equity Method Investment, Ownership Percentage Reporting Unit [Domain] Reporting Unit [Domain] Share-based compensation Share-Based Payment Arrangement, Noncash Expense Total lease cost Lease, Cost Pre-tax amount Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract] Investment, Name [Domain] Investment, Name [Domain] Schedule of Inventory Schedule of Inventory, Current [Table Text Block] Leases Lessee, Operating Leases [Text Block] Schedule of Derivative Instruments in Statement of Financial Position, Fair Value Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block] Basic (usd per share) EPS – basic Earnings Per Share, Basic Extended Service Plans and Lifetime Warranty Agreements Extended Service Plans and Lifetime Warranty Agreements [Member] Extended Service Plans and Lifetime Warranty Agreements [Member] Repurchase of common shares Payments for Repurchase of Common Stock Deferred revenue Current liabilities Contract with Customer, Liability, Current Total current assets Assets, Current Statistical Measurement [Axis] Statistical Measurement [Axis] Insider Trading Arrangements [Line Items] Derivative Instruments, Gain (Loss) Derivative Instruments, Gain (Loss) [Table Text Block] Award Type Award Type [Axis] Short-term lease cost Short-Term Lease, Cost Change in fair value of derivative instruments Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax Named Executive Officers, Footnote Named Executive Officers, Footnote [Text Block] Schedule of Class of Treasury Stock Class of Treasury Stock [Table Text Block] Retained earnings Retained Earnings (Accumulated Deficit) Commodity Contracts Commodity Contract [Member] Restructuring and Related Activities [Abstract] Restructuring and Related Activities [Abstract] Product and Service [Axis] Product and Service [Axis] 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] Awards Close in Time to MNPI Disclosures Awards Close in Time to MNPI Disclosures [Table] Common shares at par value Common Stock Common Stock [Member] Supplier Finance Program, Obligation, Current Supplier Finance Program, Obligation, Current Fair Value Measurement [Domain] Fair Value Measurement [Domain] Employee Related Costs Employee Severance [Member] Operating lease cost Operating Lease, Cost Compensation Actually Paid vs. Company Selected Measure Compensation Actually Paid vs. Company Selected Measure [Text Block] Cover [Abstract] Cover [Abstract] Derivative Contract [Domain] Derivative Contract [Domain] Equity Awards Adjustments Equity Awards Adjustments [Member] Hedging Relationship [Domain] Hedging Relationship [Domain] 2017 Program Share Repurchase Program Twenty Seventeen [Member] Share Repurchase Program Twenty Seventeen [Member] Cash flow hedges: Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification, Tax [Abstract] North America North America Segment [Member] North America Segment [Member] Import Duty Refunds - Reduction of Inventory Import Duty Refunds - Reduction of Inventory Import duty refunds reducing the carrying value of inventory as of the period presented. Total liabilities and shareholders’ equity Liabilities and Equity Variable lease cost Variable Lease, Cost Employee Stock Option Share-Based Payment Arrangement, Option [Member] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Table] Segments [Axis] Segments [Axis] Additional 402(v) Disclosure Additional 402(v) Disclosure [Text Block] Restructuring charges Restructuring charges Restructuring Charges Restructuring Charges Inventory Disclosure [Abstract] Inventory Disclosure [Abstract] Tabular List, Table Tabular List [Table Text Block] Additional paid-in capital Additional Paid in Capital Intangible assets, net: Intangible Asset, Finite-Lived, after Accumulated Amortization [Abstract] Other Nonoperating Income (Expense) Other Nonoperating Income (Expense) Income taxes Income Taxes Receivable, Current Other operating expense, net Other operating expense, net Other Operating Income (Expense), Net Name Awards Close in Time to MNPI Disclosures, Individual Name Entity Address, Country Entity Address, Country 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] Non-current assets: Assets, Noncurrent [Abstract] Derivatives, Fair Value [Line Items] Derivatives, Fair Value [Line Items] Adjustment to Compensation: Adjustment to Compensation [Axis] Hedging Designation [Domain] Hedging Designation [Domain] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Class of Stock [Domain] Class of Stock [Domain] Dividends Payable [Table] Dividends Payable [Table] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Rule 10b5-1 Arrangement Terminated Rule 10b5-1 Arrangement Terminated [Flag] Aggregate Erroneous Compensation Amount Aggregate Erroneous Compensation Amount Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] Hedging Designation [Axis] Hedging Designation [Axis] Gross carrying amount Below Market Lease, Gross Restructuring Restructuring and Related Activities Disclosure [Text Block] Aggregate Available Trading Arrangement, Securities Aggregate Available Amount Assets Assets, Fair Value Disclosure Name Measure Name Income taxes Income Tax Disclosure [Text Block] Accounts payable Accounts Payable, Current Foreign currency translation adjustments Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Pay vs Performance Disclosure [Line Items] Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Other Other Operating Segment [Member] Other non-cash movements, net Other Noncash Income (Expense) Other reserves Other Additional Capital [Member] Pay vs Performance Disclosure Pay vs Performance Disclosure [Table] Warranty expense Product Warranty Expense Additional paid-in capital Additional Paid-in Capital [Member] Entity Filer Category Entity Filer Category Indefinite-lived Intangible Assets [Axis] Intangible Asset, Indefinite-Lived, Class [Axis] Bridal Bridal [Member] Bridal [Member] Goodwill impairment Goodwill, Impairment Loss Schedule of Earnings Per Share, Basic Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block] E-commerce Sales Channel, Through Intermediary [Member] Name Trading Arrangement, Individual Name Asset Impairments Asset Impairments [Member] Asset Impairments Cash and cash equivalents Cash and Cash Equivalent Raw materials Inventory, Raw Materials, Net of Reserves Company Selected Measure Amount Company Selected Measure Amount ESP deferred revenue Extended Service Plan [Member] Extended Service Plan [Member] Derivatives not designated as hedging instruments: Not Designated as Hedging Instrument [Member] Depreciation and amortization Depreciation, Depletion and Amortization Other liabilities - non-current Product Warranty Accrual, Noncurrent Total Below Market Lease, Net Entity Address, Address Line Two Entity Address, Address Line Two Schedule of Stock by Class [Table] Stock, Class of Stock [Table] Discrete items recognized Effective Income Tax Rate Reconciliation, Other Reconciling Items, Percent Contract with Customer, Sales Channel [Domain] Contract with Customer, Sales Channel [Domain] Current assets: Assets, Current [Abstract] Non-PEO NEO Non-PEO NEO [Member] Foreign currency translation Foreign Currency Transactions and Translations Policy [Policy Text Block] Entity Address, Address Line One Entity Address, Address Line One Income taxes Income taxes Income Tax Expense (Benefit) Other Income and Other Expense Disclosure [Text Block] Other Income and Other Expense Disclosure [Text Block] Cost of sales Cost of sales Cost of Product and Service Sold Award Timing Method Award Timing Method [Text Block] Remaining settlement period Derivative, Remaining Maturity Other Other cost of sales Product and Service, Other [Member] Accounts and Financing Receivable, after Allowance for Credit Loss Accounts and Financing Receivable, after Allowance for Credit Loss Forgone Recovery, Explanation of Impracticability Forgone Recovery, Explanation of Impracticability [Text Block] New accounting pronouncements Accounting Standards Update and Change in Accounting Principle [Text Block] AOCI Attributable to Parent, Net of Tax [Roll Forward] AOCI Attributable to Parent, Net of Tax [Roll Forward] Net income (loss) Net income (loss) Net income Net Income (Loss) Attributable to Parent Schedule of Earnings Per Share, Diluted Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table Text Block] Erroneous Compensation Analysis Erroneous Compensation Analysis [Text Block] Statement [Table] Statement [Table] Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment [Member] Restatement Determination Date: Restatement Determination Date [Axis] Schedule of Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Other Other Brand [Member] Other Brand [Member] Schedule of Deferred Revenue Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block] Derivative Asset, Subject to Master Netting Arrangement, before Offset Derivative Asset, Subject to Master Netting Arrangement, before Offset Share awards Share-Based Payment Arrangement [Member] Pension Benefits Adjustments, Footnote Pension Benefits Adjustments, Footnote [Text Block] Interest Income on Import Duty Refunds Interest Income on Import Duty Refunds Interest income received by the Company for overpayment of import duties. Derivative Instruments and Hedging Activities Disclosure [Abstract] Derivative Instruments and Hedging Activities Disclosure [Abstract]