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Debt and Credit Agreement (Narrative) (Details) - USD ($)			12 Months Ended
	May 14, 2021	Apr. 30, 2020	Jan. 30, 2022	May 17, 2018
TRI Senior Secured Note [Member]
Debt Instrument [Line Items]
Debt, original balance			$ 26,700,000
Debt instrument, maturity date			Oct. 15, 2038
Debt instrument stated percentage interest rate			4.95%
TRI Note [Member]
Debt Instrument [Line Items]
Debt, original balance			$ 3,500,000
TRI note maturity date			2038-11
Debt instrument stated percentage interest rate			3.05%
Amended Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity		$ 150,500,000
Amended Credit Agreement [Member] | Duluth Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Line of credit maturity date		Apr. 29, 2021
Amended Credit Agreement [Member] | Incremental Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity		$ 20,500,000
Amended Credit Agreement [Member] | Floor Rate [Member] | Duluth Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			1.00%
Amended Credit Agreement [Member] | Floor Rate [Member] | Incremental Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			1.00%
Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity				$ 130,000,000.0
Credit Agreement [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity				80,000,000.0
Credit Agreement [Member] | Duluth Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity				$ 50,000,000.0
New Credit Agreement [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	$ 150,000,000.0
New Credit Agreement [Member] | Standby Letter of Credit [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	5,000,000.0
New Credit Agreement [Member] | Swing Line Loans [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	$ 10,000,000.0
Minimum [Member] | Amended Credit Agreement [Member] | LIBOR [Member] | Duluth Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			2.25%
Minimum [Member] | Amended Credit Agreement [Member] | LIBOR [Member] | Incremental Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			2.75%
Minimum [Member] | New Credit Agreement [Member] | Bloomberg Short-Term Bank Yield Index Rate [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	1.25%
Minimum [Member] | New Credit Agreement [Member] | Base Rate [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	0.25%
Maximum [Member] | Amended Credit Agreement [Member] | LIBOR [Member] | Duluth Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			3.00%
Maximum [Member] | Amended Credit Agreement [Member] | LIBOR [Member] | Incremental Delayed Draw Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate			3.50%
Maximum [Member] | New Credit Agreement [Member] | Bloomberg Short-Term Bank Yield Index Rate [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	2.00%
Maximum [Member] | New Credit Agreement [Member] | Base Rate [Member] | Revolving Senior Credit Facility [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	1.00%

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Contractual interest rate for funds borrowed, under the debt agreement.

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