Significant Accounting Policies (Stock Transactions - Stock Option Plans Tables) (Details) (USD $)	3 Months Ended	12 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Significant Accounting Policies [Abstract]
Options Outstanding, beginning shares	418,921
Options granted, shares	40,000	40,000
Options exercised, shares		(19,950)
Options Outstanding, ending shares	458,921		418,921
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number	362,092
Weighted Average exercise Price: Options Outstanding, beginning	$ 6.76
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price	$ 9.12	$ 7.90
Weighted Average exercise Price: Options Outstanding, ending	$ 6.96		$ 6.76
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price	$ 6.63
Weighted Average Remaining Contractual Life (in years): Options Outstanding	5 years 8 months 12 days		5 years 6 months
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term	4 years 8 months 12 days
Aggregate Intrinsic Value: Options Outstanding, beginning	$ 1,257,968
Aggregate Intrinsic Value: Options Outstanding, ending	1,127,952		1,257,968
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Intrinsic Value	$ 1,035,118

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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-Name Accounting Standards Codification

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

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

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Number of share options (or share units) exercised during the current period.

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