Document And Entity Information [Abstract] Document And Entity Information [Abstract] Document Information [Table] Document Information [Table] Class of Stock [Axis] Class Of Stock [Domain] Class of Stock [Domain] Common Class A [Member] Class A common stock [Member] Common Class B [Member] Class B common stock [Member] Document Information [Line Items] Document Information [Line Items] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Filer Category Entity Filer Category Entity Public Float Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Consolidated Balance Sheets [Abstract] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] Assets [Abstract] ASSETS Assets, Current [Abstract] Current Assets: Cash Accounts receivable Other receivables Inventory, Net Inventory, less reserve for excess and obsolete items of $2,420 and $1,866, respectively Inventory, net Prepaid Expense and Other Assets, Current Prepaid expenses & other current assets Prepaid Catalog Costs Prepaid Catalog Costs Prepaid catalog costs Assets, Current Total current assets Total current assets Property, Plant and Equipment, Net Property and equipment, net Property and equipment, net Restricted Cash and Cash Equivalents, Noncurrent Restricted cash Available-for-sale Securities Estimated Fair Value Available-for-sale security Goodwill Other Assets, Noncurrent Other assets, net Other assets, net Assets Total assets Total assets Liabilities and Equity [Abstract] LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities, Current [Abstract] Current liabilities: Trade accounts payable Accrued Liabilities and Other Liabilities Accrued expenses and other current liabilities Total accrued expenses and other current liabilities Taxes Payable, Current Income taxes payable Current maturities of long-term debt Less: current maturities Liabilities, Current Total current liabilities Total current liabilities Finance Lease, Liability, Noncurrent Finance lease obligations under build-to-suit leases Other Long-term Debt, Noncurrent Long-term debt, less current maturities Long-term Line of Credit, Noncurrent Line of credit Long-term line of credit Deferred Tax Liabilities, Net, Noncurrent Deferred tax liabilities Deferred Rent Credit, Noncurrent Deferred rent obligations, less current maturities Liabilities Total liabilities Total liabilities Commitments and Contingencies Commitments and contingencies Stockholders' Equity Attributable to Parent [Abstract] Shareholders’ equity: Preferred Stock, Value, Issued Preferred stock, no par value; 10,000 shares authorized; no shares issued or outstanding as of February 3, 2019 and January 28, 2018 Common Stock, Value, Issued Common stock Treasury Stock, Value Treasury stock, at cost; 5 and 3 shares as of February 3, 2019 and January 28, 2018, respectively Additional Paid in Capital Capital stock Retained Earnings (Accumulated Deficit) Retained earnings Stockholders' Equity Attributable to Parent Total shareholders' equity of Duluth Holdings Inc. Noncontrolling interest Noncontrolling interest in VIE Total shareholders' equity Ending balance Beginning balance Total shareholders' equity Total shareholders' equity Liabilities and Equity Total liabilities and shareholders' equity Total liabilities and shareholders' equity Reserve for excess and obsolete items Preferred stock, par value Preferred Stock, Shares Authorized Preferred stock, shares authorized Preferred Stock, Shares Issued Preferred stock, shares issued Preferred Stock, Shares Outstanding Preferred stock, shares outstanding Common Stock, No Par Value Common stock, par value Common Stock, Shares Authorized Common stock, shares authorized Common Stock, Shares, Issued Common stock, shares issued Common Stock, Shares, Outstanding Ending balance (in shares) Beginning balance (in shares) Common stock, shares outstanding Treasury Stock, Shares Treasury stock, shares Consolidated Statements of Operations [Abstract] Revenue, Net Net sales Cost of Goods Sold Cost of goods sold (excluding depreciation and amortization) Gross Profit Gross profit Gross profit Selling, General and Administrative Expense Selling, general and administrative expenses Operating Income (Loss) Operating income (loss) Operating income Operating income Interest expense Interest expense Other Nonoperating Income (Expense) Other income, net Other income, net Income (Loss) from Continuing Operations before Income Taxes, Extraordinary Items, Noncontrolling Interest Income before income taxes Income before income taxes Income before income taxes Income Tax Expense (Benefit) Income tax expense Total income tax expense Net income Net income Net income Net income Less: Net income attributable to noncontrolling interest Less: Net income attributable to noncontrolling interest Net Income Loss Net income attributable to controlling interest Net income attributable to controlling interest Net income (loss) attributable to controlling interest Basic earnings per share (Class A and Class B): Weighted Average Number of Shares Outstanding, Basic Weighted average shares of common stock outstanding, Basic Basic weighted average shares Earnings per share (Class A and Class B), Basic Net income per share attributable to controlling interest, Basic Basic earnings (loss) per share attributable to controlling interest (Class A and Class B) Diluted earnings per share (Class A and Class B): Weighted Average Number of Shares Outstanding, Diluted Weighted average shares and equivalents outstanding, Diluted Diluted weighted average shares Earnings per share (Class A and Class B), Diluted Net income per share attributable to controlling interest, Diluted Diluted earnings (loss) per share attributable to controlling interest (Class A and Class B) Consolidated Statements of Comprehensive Income [Abstract] Other Comprehensive Income (Loss), Net of Tax [Abstract] Other comprehensive income: Other Comprehensive Income (Loss), Derivatives Qualifying as Hedges, Net of Tax Change in value of interest rate swap agreement Comprehensive income Comprehensive income Comprehensive income attributable to noncontrolling interest Comprehensive Income (Loss), Net of Tax, Attributable to Parent Comprehensive income attributable to controlling interest Consolidated Statements of Shareholders’ Equity [Abstract] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Capital Units [Member] Capital stock [Member] Retained Earnings [Member] Retained earnings [Member] Accumulated Other Comprehensive Income [Member] Accumulated other comprehensive loss [Member] Noncontrolling Interest [Member] Noncontrolling interest in variable interest entities [Member] Cumulative Effect of New Accounting Principle in Period of Adoption Cumulative effect from adoption of ASC 606 (Footnote 3) Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest, Adjusted Balance Adjusted balance Stockholders Equity Including Portion Attributable To Noncontrolling Interest Adjusted Balance1 Shares Stockholders Equity Including Portion Attributable To Noncontrolling Interest Adjusted Balance1 Shares Adjusted balance (in shares) Stock Issued During Period, Value, New Issues Issuance of common stock Stock Issued During Period, Shares, New Issues Issuance of common stock, shares Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent Consolidation of TRI Holdings LLC Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Restricted stock forfeitures, shares Stock Issued During Period, Value, Share-based Compensation, Gross Stock-based compensation Adjustments Related to Tax Withholding for Share-based Compensation Restricted stock surrendered for taxes Shares Paid for Tax Withholding for Share Based Compensation Restricted stock surrendered for taxes, shares Capital contributions Decrease From Distributions To Noncontrolling Interest Decrease From Distributions To Noncontrolling Interest Distributions Noncontrolling Interest, Decrease from Deconsolidation Deconsolidation of Schlecht Retail Ventures LLC Consolidated Statements of Cash Flows [Abstract] Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] Cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Depreciation, Depletion and Amortization, Nonproduction Depreciation and amortization Share-based Compensation Stock-based compensation Deferred Income Tax Expense (Benefit) Deferred income taxes Gain (Loss) on Disposition of Property Plant Equipment Loss on disposal of property and equipment Increase (Decrease) in Operating Capital [Abstract] Changes in operating assets and liabilities: Increase (Decrease) in Receivables Accounts receivable Increase (Decrease) in Other Receivables Other receivables Increase (Decrease) in Inventories Inventory Increase (Decrease) in Prepaid Expense Prepaid expense & other current assets Increase (Decrease) in Deferred Charges Deferred catalog costs Increase (Decrease) in Accounts Payable, Trade Trade accounts payable Increase (Decrease) in Income Taxes Payable Income taxes payable Increase Decrease In Accrued Expenses And Deferred Rent Obligations Increase Decrease In Accrued Expenses And Deferred Rent Obligations Accrued expenses and deferred rent obligations Net Cash Provided by (Used in) Operating Activities, Continuing Operations Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] Cash flows from investing activities: Payments to Acquire Property, Plant, and Equipment Purchases of property and equipment Capital expenditures Payments to Acquire Available-for-sale Securities Purchase of available-for-sale security Amount invested in a trust Proceeds from Sale of Available-for-sale Securities Principal receipts from available-for-sale security Increase Decrease In Other Assets Increase Decrease In Other Assets Change in other assets Cash Acquired from Acquisition Consolidation of TRI Holdings, LLC Cash Divested from Deconsolidation Deconsolidation of Schlecht Retail Ventures LLC Net Cash Provided by (Used in) Investing Activities, Continuing Operations Net cash used in investing activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] Cash flows from financing activities: Proceeds from Lines of Credit Proceeds from line of credit Repayments of Lines of Credit Payments on line of credit Proceeds from Issuance of Long-term Debt Proceeds from long term debt Repayments of Long-term Debt Payments on long term debt Payments to Noncontrolling Interests Distributions to holders of noncontrolling interest in variable interest entities Proceeds from Issuance of Financial Services Obligations Proceeds from finance lease obligations Payments On Finance Lease Obligations Under Build-To-Suit Leases Payments On Finance Lease Obligations Under Build-To-Suit Leases Payments on finance lease obligations under build-to-suit leases Payments of Capital Distribution Distributions to shareholders Payments Related to Tax Withholding for Share-based Compensation Shares withheld for tax payments on vested restricted stock Proceeds from Noncontrolling Interests Capital contributions to variable interest entities Proceeds from (Payments for) Other Financing Activities Other Net Cash Provided by (Used in) Financing Activities, Continuing Operations Net cash provided by (used in) financing activities Cash and Cash Equivalents, Period Increase (Decrease) Decrease in cash and restricted cash Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and restricted cash at end of period Cash and restricted cash at beginning of period Total cash and restricted cash shown in the condensed consolidated statement of cash flows Supplemental Cash Flow Information [Abstract] Supplemental disclosure of cash flow information: Interest Paid, Net Interest paid Income Taxes Paid, Net Income taxes paid Supplemental disclosure of non-cash information: Noncash or Part Noncash Acquisition, Fixed Assets Acquired Property and equipment acquired through issuance Contribution of Property Property and equipment acquired under build-to-suit leases Capital Expenditures Incurred but Not yet Paid Unpaid liability to acquire property and equipment Nature of Operations and Basis of Presentation [Abstract] Business Description and Basis of Presentation [Text Block] Nature of Operations and Basis of Presentation Summary of Significant Accounting Policies [Abstract] Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Revenues [Abstract] Revenue from Contract with Customer [Text Block] Revenues Debt and Line of Credit [Abstract] Debt Disclosure [Text Block] Debt and Line of Credit Accrued Expenses and Other Current Liabilities [Abstract] Accounts Payable, Accrued Liabilities, and Other Liabilities Disclosure, Current [Text Block] Accrued Expenses and Other Current Liabilities Variable Interest Entities [Abstract] Schedule of Variable Interest Entities [Table] Variable Interest Entities Earnings Per Share [Abstract] Earnings Per Share [Text Block] Earnings Per Share Segment Reporting [Abstract] Segment Reporting Disclosure [Text Block] Segment Reporting Income Taxes [Abstract] Income Tax Disclosure [Text Block] Income Taxes Leases [Abstract] Leases Related Party Transactions [Abstract] Related Party Transactions Disclosure [Text Block] Related Party Transactions Retirement Plan [Abstract] Pension and Other Postretirement Benefits Disclosure [Text Block] Retirement Plan Commitments And Contingencies [Abstract] Commitments and Contingencies Disclosure [Text Block] Commitments And Contingencies Quarterly Financial Data (Unaudited) [Abstract] Quarterly Financial Information [Text Block] Quarterly Financial Data (Unaudited) Recent Accounting Pronouncements [Abstract] New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Recent Accounting Pronouncements Subsequent Events [Abstract]