Percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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- Definition

Amount of assets pledged to secure a debt instrument.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition

Fair value of the amount outstanding under the credit facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

The effective interest rate during the reporting period.

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- Definition

Debt Instrument, Covenant Description, Maximum Debt To Tangible Net Worth Ratio

+ References

No definition available.

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Debt Instrument, Covenant Description, Minimum Liquid Assets

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No definition available.

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Debt Instrument, Covenant Description, Minimum Tangible Net Worth, Period One

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No definition available.

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Debt Instrument, Covenant Description, Minimum Tangible Net Worth, Period Two

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No definition available.

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- Definition

Debt Instrument, Target Liquidity Ratio

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No definition available.

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Debt Instrument, Temporary Exclusion Of Customer From Program, Number Of Reporting Periods

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No definition available.

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Line Of Credit Facility, Additional Borrowing Capacity

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No definition available.

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Line of Credit Facility, Delinquency Rate, Period

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Line Of Credit Facility, Temporary Reduction To Borrowing Capacity

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No definition available.

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- Definition

Transferors Interests In Transferred Financial Assets, Maximum Investment Limit

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No definition available.

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Weekly Employee Compensation, Payroll Taxes and Payments to Vendors

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No definition available.

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Debt (Details)		12 Months Ended
Debt (Details)	Jan. 25, 2019 USD ($)	Nov. 03, 2019 USD ($)	Oct. 28, 2018 USD ($)	Jul. 19, 2019 USD ($)	Jun. 04, 2019 USD ($) period	Jan. 31, 2018 USD ($)
Extinguishment of Debt [Line Items]
Approximate weekly employee compensation, payroll taxes and payments to vendors		$ 20,000,000
DZ Financing Program
Extinguishment of Debt [Line Items]
Accounts receivable securitization program, maximum investment limit				$ 115,000,000
Delinquency rate, period		90 days
Covenant, minimum tangible net worth, through fiscal 2019 (at least)		$ 30,000,000.0
Covenant, minimum tangible net worth, fiscal 2020		$ 40,000,000.0
Covenant, maximum debt to tangible net worth ratio		3
Covenant, minimum liquid assets		$ 15,000,000.0
Borrowing availability		22,300,000
Long-term debt		$ 55,000,000	$ 50,000,000
Weighted average annual interest rate during period		4.10%	3.60%
DZ Financing Program \| Letter of Credit, Security Deposit
Extinguishment of Debt [Line Items]
Fair value of amount outstanding		$ 1,200,000
DZ Financing Program \| Letter of Credit
Extinguishment of Debt [Line Items]
Current borrowing capacity	$ 35,000,000.0
Fair value of amount outstanding		24,200,000
Collateral						$ 30,000,000
DZ Financing Program \| Letter of Credit \| Short Term Financing Program
Extinguishment of Debt [Line Items]
Fair value of amount outstanding		22,800,000
DZ Financing Program \| Letter of Credit, Corporate Credit Card Program
Extinguishment of Debt [Line Items]
Fair value of amount outstanding		$ 200,000
DZ Financing Program \| Federal Funds Rate \| Letter of Credit
Extinguishment of Debt [Line Items]
Basis spread on variable rate	3.00%
DZ Financing Program \| Prime Rate \| Letter of Credit
Extinguishment of Debt [Line Items]
Basis spread on variable rate	2.50%
DZ Financing Program \| DZ Bank
Extinguishment of Debt [Line Items]
Temporary exclusion of specific customer from program, number of reporting periods \| period					3
Minimum
Extinguishment of Debt [Line Items]
Target liquidity ratio		1.5
Minimum \| DZ Financing Program
Extinguishment of Debt [Line Items]
Additional borrowing capacity of facility				5,000,000
Minimum \| DZ Financing Program \| DZ Bank
Extinguishment of Debt [Line Items]
Temporary reduction to borrowing availability					$ 2,000,000
Maximum \| DZ Financing Program
Extinguishment of Debt [Line Items]
Additional borrowing capacity of facility				$ 7,000,000
Maximum \| DZ Financing Program \| DZ Bank
Extinguishment of Debt [Line Items]
Temporary reduction to borrowing availability					$ 3,000,000