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.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Aggregate number of common shares reserved for future issuance.

+ References

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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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- Definition

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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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, unvested options for which requisite service period has not been rendered but that are expected to vest based on achievement of performance condition, if forfeitures are recognized when they occur.

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- Definition

Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Stock-Based Compensation (Details Narrative) - USD ($)	3 Months Ended		9 Months Ended
Stock-Based Compensation (Details Narrative) - USD ($)	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	$ 108,000	$ 60,000	$ 306,000	$ 221,000
Share-based compensation arrangement by share-based payment award, options, vested in period, fair value			221,000	237,000
Share-based compensation arrangement by share-based payment award, options, exercises in period, total intrinsic value			365,000	11,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	1,069,000		$ 1,069,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			3 years 15 days
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	404,000	288,000	$ 1,258,000	904,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	2,042,000		$ 2,042,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			2 years
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	44,000	$ 124,000	$ 289,000	$ 374,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	$ 71,000		$ 71,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			3 months 19 days
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Option vested term			10 years
Stock Option Plan 1999 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized	2,813,000		2,813,000
Equity Compensation Plan 2007 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized	2,500,000		2,500,000
Non-Employee Director Equity Compensation 2009 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized	600,000		600,000
Shares available for future issuance	14,000		14,000
Equity Compensation Plan 2015 [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized	1,200,000		1,200,000
Shares available for future issuance	234,000		234,000