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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 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) -URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6036836-161870 Reference 2: 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 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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