Number of additional common shares reserved for future issuance.

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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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Aggregate number of common shares reserved for future issuance.

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Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding.

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Unrecognized cost of unvested share-based compensation awards.

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The total cash inflow associated with the amount received from holders to acquire the entity's shares under incentive and share awards, including stock option exercises. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately.

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Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Discount rate from fair value on offering date that participants pay for shares.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The highest percentage of annual salary that an employee is permitted to utilize with respect to the plan.

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The highest quantity of shares an employee can purchase under the plan per period.

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- Definition

Number of additional shares authorized for issuance under an established share-based compensation plan.

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No definition available.

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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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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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Number of options outstanding, including both vested and non-vested options.

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- Definition

Price of a single share of a number of saleable stocks of a company.

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No definition available.

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Intrinsic value of equity-based compensation awards not vested. Excludes stock and unit options.

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No definition available.

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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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Number of shares issued during the period as a result of an employee stock purchase plan.

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Note 11 - Share Based Compensation (Details Textual) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Allocated Share-based Compensation Expense	$ 901	$ 1,446
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized	$ 600
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	42,000	44,500	53,000
Common Stock, Capital Shares Reserved for Future Issuance	1,327,211	984,770
Common Stock [Member]
Stock Issued During Period, Shares, Employee Stock Purchase Plans	81,225	73,048
Share Price	$ 6.36
The 2000 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	1,500,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	25,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	0
The 2007 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	700,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number	17,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	0
The 2014 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	1,125,000	625,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Additional Shares Authorized	500,000
The Amended 2014 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	619,266
Employee Stock Purchase Plan [Member]
Allocated Share-based Compensation Expense	$ 108	$ 111
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	268,211
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date	85.00%
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Employee Subscription Rate	10.00%
Share-based Compensation Arrangement by Share-based Payment Award, Maximum Number of Shares Per Employee	3,000
Additional Shares of Common Stock Reserved for Future Issuance		300,000
Common Stock, Capital Shares Reserved for Future Issuance		1,100,000
Stock Issued During Period, Shares, Employee Stock Purchase Plans	81,225	73,048
Proceeds from Issuance of Shares under Incentive and Share-based Compensation Plans, Including Stock Options	$ 368	$ 373
Performance-based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	200,000
Performance-based Restricted Stock Units [Member] \| The 2014 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	200,000
Maximum Shares Issued Pursuant to Stock-Based Awards [Member] \| The 2007 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	350,000
Maximum Shares that May be Granted to any Individual [Member] \| The 2007 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	300,000
Time-based Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	62,734
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Aggregate Intrinsic Value, Nonvested	$ 1,300
Time-based Restricted Stock Units [Member] \| Board of Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	37,734
Time-based Restricted Stock Units [Member] \| Executives [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	25,000
Time-based Restricted Stock Units [Member] \| The 2014 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	197,734
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	262,734	48,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number	397,734	209,000	500,000
Dividends Payable	$ 400	$ 500
Restricted Stock Units (RSUs) [Member] \| Board of Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period		48,000
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	1 year
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years