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Debt and Line of Credit (Narrative) (Details) - USD ($)		12 Months Ended
	May 17, 2018	Feb. 02, 2020
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
Debt instrument, maturity date		Nov. 01, 2038
Debt instrument stated percentage interest rate		3.05%
Credit Agreement [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	$ 130,000,000
Debt instrument description of variable interest rate		At the Company's option, the interest rate applicable to the Revolver or DDTL will be a floating rate equal to (i) the base rate plus a margin of 25 to 100 basis points, based upon the Company's rent adjusted leverage ratio, or (ii) a fixed rate for a one-, two-, three- or six-month interest period equal to LIBOR for such interest period plus a margin of 125 to 200 basis points, based upon the Company's rent adjusted leverage ratio (effective rate of 4.12% for the Revolver and 4.01% for the DDTL at February 2, 2020). In addition, outstanding balances under the DDTL require quarterly principal payments with a final balloon payment at maturity.
Credit Agreement [Member] | Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	$ 80,000,000
Debt instrument, effective rate		4.12%
Line of credit maturity date	May 17, 2023
Credit Agreement [Member] | Delayed Draw Term Loan ("DDTL") [Member]
Debt Instrument [Line Items]
Line of credit facility maximum borrowing capacity	$ 50,000,000
Debt instrument, effective rate		4.01%
Line of credit maturity date	May 17, 2023
Minimum [Member] | Credit Agreement [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	0.25%
Minimum [Member] | Credit Agreement [Member] | London interbank offered rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument variable interest rate	1.25%
Maximum [Member] | Credit Agreement [Member] | Base Rate [Member]
Debt Instrument [Line Items]
Debt instrument variable interest rate	1.00%
Maximum [Member] | Credit Agreement [Member] | London interbank offered rate (LIBOR)
Debt Instrument [Line Items]
Debt instrument variable interest rate	2.00%

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- Definition

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

+ References

No definition available.

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- Definition

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+ References

No definition available.

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- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 835
-SubTopic 30
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=114775744&loc=d3e28551-108399

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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
-SubTopic 20
-Section 50
-Paragraph 6
-Subparagraph (a)
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Contractual interest rate for funds borrowed, under the debt agreement.

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- Definition

Date when the debt instrument is scheduled to be fully repaid, in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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Date the credit facility terminates, in CCYY-MM-DD format.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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