The weighted average exercise price of options excluded from the computation of earnings per share.

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fair value of nonvested awards on equity-based plans excluding option plans.

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Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Amount of other deferred income tax expense (benefit) pertaining to income (loss) from continuing operations. For example, but not limited to, acquisition-date income tax benefits or expenses recognized from changes in the acquirer's valuation allowance for its previously existing deferred tax assets resulting from a business combination and adjustments to beginning-of-year balance of a valuation allowance because of a change in circumstance causing a change in judgment about the realizability of the related deferred tax asset in future periods.

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Amount of deferred tax expense from write-off of the deferred tax asset related to deductible stock options at exercise.

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Unrecognized cost of unvested share-based compensation awards.

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Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Weighted average remaining contractual term for equity-based awards excluding options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Number of non-option equity instruments exercised by participants.

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Net number of non-option equity instruments granted to participants.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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Gross number of share options (or share units) granted during the period.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Cost incurred during the reporting period in transporting goods and services to customers. Includes freight-out costs.

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Number of new stock issued during the period.

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Ratio applied to the conversion of stock split, for example but not limited to, one share converted to two or two shares converted to one.

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Note 1 - Summary of Significant Interim Accounting Policies (Details Textual)					3 Months Ended		6 Months Ended
	Feb. 05, 2016 USD ($) $ / shares shares	Nov. 06, 2015 USD ($) $ / shares shares	Dec. 29, 2014	Feb. 07, 2014 USD ($) $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares	Jun. 30, 2015 USD ($) $ / shares shares	Jun. 30, 2016 USD ($) $ / shares shares	Jun. 30, 2015 USD ($) $ / shares shares
Outside Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period							10 years
Selling, General and Administrative Expenses [Member]
Allocated Share-based Compensation Expense					$ 81,000	$ 71,000	$ 833,000	$ 828,000
Restricted Stock [Member]
Allocated Share-based Compensation Expense					71,000	69,000	151,000	136,000
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense					25,000	$ 24,000	53,000	$ 48,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period \| shares		7,276		100,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares		$ 17.59		$ 7.36
Stock Issued During Period, Value, Share-based Compensation, Gross		$ 127,985		$ 736,000
Performance Shares [Member]
Allocated Share-based Compensation Expense					68,000		114,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period \| shares	50,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized					1,249,000		1,249,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value \| $ / shares	$ 16.35
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Grant Date Fair Value	$ 818,000
Deferred Other Tax Expense (Benefit)					24,000		$ 40,000
Additional Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period \| shares	50,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value \| $ / shares	$ 16.35
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Grant Date Fair Value	$ 818,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Outstanding, Weighted Average Remaining Contractual Terms	5 years
Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares							$ 16.35
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value					$ 3,174,000		$ 3,174,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares							$ 4.49	$ 5.20
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Exercised \| shares					39,584	42,208	75,792	139,542
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Exercises in Period, Intrinsic Value					$ 485,000	$ 700,000	$ 928,000	$ 1,931,000
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Granted \| shares							58,108	53,292
Common Stock [Member]
Stock Repurchased During Period, Shares \| shares					10,434	4,333	10,434	7,765
Stock Issued During Period, Shares, New Issues \| shares					30,416	17,792	30,416	27,432
Deferred Tax Expense from Stock Options Exercised							$ 0	$ 0
Stock Split from [Member]
Stockholders' Equity Note, Stock Split, Conversion Ratio			2
Antidilutive Securities Excluded from Computation of Earnings Per Share, Weight Average Exercise Price \| $ / shares					$ 18.65		$ 18.50
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross \| shares					11,000	11,000	120,332	103,308
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest							99.00%
Amortization of Intangible Assets					$ 607,000	$ 516,000	$ 1,154,000	$ 1,033,000
Advertising Expense					22,000	64,000	32,000	90,000
Shipping, Handling and Transportation Costs					$ 2,497,000	2,229,000	$ 5,152,000	4,626,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount \| shares					153,000		173,075
Number of Reportable Segments							2
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized \| shares					5,000,000		5,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant \| shares					3,986,372		3,986,372
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period							5 years
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense					$ 28,000	25,000	$ 119,000	122,000
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized					275,000		275,000
Proceeds from Stock Options Exercised					459,000	1,027,000	$ 781,000	$ 1,383,000
Stock Issued During Period, Shares, New Issues \| shares							30,416	27,432
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value					8,884,000		$ 8,884,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period, Intrinsic Value					$ 595,000	$ 1,792,000	$ 1,196,000	$ 2,377,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares					$ 7.38	$ 6.61	$ 4.75	$ 5.35