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
-Topic 718
-SubTopic 10
-Section S99
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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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- Definition

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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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.

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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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- 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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- 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 ($)	3 Months Ended		6 Months Ended
Stock-based Compensation (Details Narrative) - USD ($)	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock vesting period			10 years
Allocated share-based compensation expense	$ 83,000	$ 69,000	$ 161,000	$ 156,000
Share-based compensation arrangement by share-based payment award, options, vested in period, fair value			113,000	349,000
Share-based compensation arrangement by share-based payment award, options, exercises in period, total intrinsic value	10,000	1,504,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	597,000		$ 597,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			2 years 5 months 9 days
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	137,000		$ 250,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	$ 862,000		$ 862,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			1 year 6 months 18 days
Stock Option Plan 1995 [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	1,250,000		1,250,000
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
Director 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	600,000		600,000
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
2009 Non-Employee Director Equity Compensation [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
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
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Allocated share-based compensation expense	$ 285,000	$ 310,000	$ 616,000	$ 609,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized	$ 2,197,000		$ 2,197,000
Employee service share-based compensation, nonvested awards, total compensation cost not yet recognized, period for recognition			2 years 7 months 2 days