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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Unrecognized cost of unvested share-based compensation awards.

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

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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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Note 3 - Stock-based Compensation (Details Textual) - USD ($)	1 Months Ended		9 Months Ended
	Feb. 28, 2015	Feb. 28, 2014	Sep. 30, 2015	Sep. 30, 2014
Restricted Stock [Member] \| Chief Financial Officer [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	9,343	9,375
Restricted Stock [Member] \| Senior Vice President [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	9,343	9,375
Restricted Stock [Member] \| Independent Director 2 [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	1,613	1,619
Restricted Stock [Member] \| Independent Director 3 [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	1,613	1,619
Restricted Stock [Member] \| Independent Director 4 [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	1,613	1,619
Restricted Stock [Member] \| Executive Officers, Non-employee Directors and Other Key Employees [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized			300,000
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	4 years	4 years
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition	4 years	4 years
Restricted Stock [Member] \| Chief Executive Officer [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	9,344	9,375
Restricted Stock [Member] \| Independent Director 1 Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period	1,613	1,619
Restricted Stock [Member] \| Restricted Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			4 years
Restricted Stock [Member] \| Operating Expense [Member]
Allocated Share-based Compensation Expense			$ 106,569	$ 48,441
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period			34,484	34,601
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized			$ 445,650	$ 261,584
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition			4 years
Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross			0	0
Allocated Share-based Compensation Expense			$ 0	$ 0
2007 Director Non-Qualified Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period			10 years
Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized			$ 0	$ 0