Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

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

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Contractual interest rate for funds borrowed, under the debt agreement.

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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Fixed interest rate related to the interest rate derivative.

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The effective portion of gain reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

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Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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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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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Note 2 - Long-term Debt (Details Textual)						1 Months Ended	6 Months Ended
Note 2 - Long-term Debt (Details Textual)	Jul. 01, 2018 USD ($)	Feb. 28, 2017 USD ($)	Feb. 24, 2017 USD ($)	Mar. 08, 2016 USD ($)	Jul. 01, 2013 USD ($)	Jul. 31, 2014 USD ($)	Jun. 30, 2017 USD ($)	Mar. 01, 2018	Mar. 03, 2017 USD ($)	Jul. 01, 2014 USD ($)
Long-term Debt, Maturities, Repayments of Principal, Remainder of Fiscal Year							$ 3,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Two							6,000,000
Long Term Debt Maturities Repayments of Principal in Year Eight							1,500,000
Debt Issuance Costs, Gross							$ 48,000
Ratio of Maximum Funded Indebtedness to EBITDA							4
Fixed Charges Numerator							1.25
Derivative, Fixed Interest Rate										2.53%
Derivative, Notional Amount										$ 14,250,000
Long-term Debt, Maturities, Repayments of Principal in Year Three							$ 6,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Four							6,000,000
Long-term Debt, Maturities, Repayments of Principal in Year Five							6,000,000
Long Term Debt Maturities Repayments of Principal in Year Six							6,000,000
Long Term Debt Maturities Repayments of Principal in Year Seven							6,000,000
Per Month through July 1, 2015 [Member]
Debt Instrument, Periodic Payment, Principal						$ 187,500
Per Month through June 1, 2018 [Member]
Debt Instrument, Periodic Payment, Principal						$ 250,000
Interest Rate Swap [Member]
Derivative Instruments, Gain Reclassified from Accumulated OCI into Income, Effective Portion			$ 65,000
Derivative, Notional Amount							18,000,000		$ 18,000,000
Derivative, Notional Amount, Monthly Reduction Amount									$ 250,000
Interest Rate Swap [Member] \| Other Current Liabilities [Member]
Derivative Liability							$ 253,000
Amended Credit Agreement [Member] \| Term Loan [Member]
Debt Instrument, Face Amount		$ 42,000,000		$ 45,000,000	$ 30,000,000
Amended Credit Agreement [Member] \| Term Loan [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate				0.85%
Scenario, Forecast [Member]
Debt Instrument, Periodic Payment, Principal	$ 3,250,000
Derivative, Fixed Interest Rate	2.43%							3.12%
Revolving Credit Facility [Member] \| Amended Credit Agreement [Member]
Line of Credit Facility, Commitment Fee Percentage							0.10%
Line of Credit Facility, Expiration Period		7 years			5 years
Line of Credit Facility, Maximum Borrowing Capacity		$ 35,000,000		$ 20,000,000	$ 15,000,000
Long-term Line of Credit							$ 0
Letters of Credit Outstanding, Amount							$ 0
Add on Credit Facility [Member] \| London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument, Basis Spread on Variable Rate		0.75%		0.85%
Debt Instrument, Interest Rate, Stated Percentage							1.92%