Long-Term Debt - Schedule of Long-term Debt (Details) - USD ($) $ in Thousands	6 Months Ended	12 Months Ended
Jul. 26, 2020	Jan. 26, 2020
Debt Instrument [Line Items]
Debt issuance costs	$ (2,045)	$ (2,257)
Total long-term debt, net of debt issuance costs	$ 186,955	$ 194,743
Effective interest rate	1.87%	2.95%
Revolving loans
Debt Instrument [Line Items]
Total debt	$ 189,000	$ 197,000
Floating interest rate		2.95%
LIBOR \| Revolving loans
Debt Instrument [Line Items]
Debt instrument margin		1.25%
First $150 Million Of Debt Outstanding \| Revolving loans
Debt Instrument [Line Items]
Outstanding borrowings	$ 150,000
Fixed interest rate	1.9775%
First $150 Million Of Debt Outstanding \| LIBOR \| Revolving loans
Debt Instrument [Line Items]
Fixed interest rate	0.7275%
Debt instrument margin	1.25%
Remainder Of Debt Outstanding, Above First $150 Million \| Revolving loans
Debt Instrument [Line Items]
Floating interest rate	1.44%
Remainder Of Debt Outstanding, Above First $150 Million \| LIBOR \| Revolving loans
Debt Instrument [Line Items]
Floating interest rate	0.19%
Debt instrument margin	1.25%

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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
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- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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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, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

+ References

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- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
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- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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- Definition

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a set, unchanging rate.

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