Stock-Based Compensation (Narrative) (Details) - Restricted Stock [Member] - USD ($) $ in Thousands	9 Months Ended
Oct. 29, 2022	Oct. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant (shares)	647,668
Unrecognized compensation expense	$ 12,928
Expected weighted average period of unrecognized compensation expense recognition (years)	2 years
Total fair value of shares vested	$ 2,810	$ 3,098
Director Restricted Stock Plan 2008 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares vested description	Shares granted under the 2008 Director Plan vest 25% on the date of grant and then in equal portions on each of the first three anniversaries of the date of grant.
Vesting period (years)	3 years
Percentage of shares vesting annually (percent)	25.00%
Executive Officers [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares available for grant (shares)	584,107
Performance Based Grant [Member] \| Restricted Stock Plan 2005 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares vested description	Shares granted under the 2005 Plan are typically "performance based" and vest over a period of four years, only upon certification by the Compensation Committee of the Board of Directors that the Company has achieved its pre-established performance targets for the fiscal year.
Vesting period (years)	4 years
Non-Performance Based Grant [Member] \| Restricted Stock Plan 2005 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares vested description	Certain shares granted under the 2005 Plan, however, are "non-performance based" and vest over a period of four years without being subject to the achievement of performance targets.
Vesting period (years)	4 years

The percentage of shares vested on the date of grant and on each anniversary thereafter.

No definition available.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
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Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
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Description of service or performance condition required to be met for earning right to award under share-based payment arrangement. Includes, but is not limited to, combination of market, performance or service condition.

+ References

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-Publisher FASB
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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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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.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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