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Stock Based Compensation (Details) - Jun. 30, 2015 - $ / shares	Total
Stock Based Compensation [Abstract]
Options outstanding, January 1, 2015, Shares	69,372
Exercised, Shares
Forfeited, Shares	(2,796)
Options outstanding, June 30, 2015, Shares	66,576
Options exercisable, June 30, 2015, Shares	66,576
Options outstanding, January 1, 2015, Weighted Average Exercise Price	$ 11.44
Exercised, Weighted Average Exercise Price
Forfeited, Weighted Average Exercise Price	$ 10.88
Options outstanding, June 30, 2015, Weighted Average Exercise Price	11.46
Options exercisable, June 30, 2015, Weighted Average Exercise Price	$ 11.46
Options outstanding, June 30, 2015, Weighted Average Remaining Contractual Life (in years)	6 months
Options exercisable, June 30, 2015, Weighted Average Remaining Contractual Life (in years)	6 months

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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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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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The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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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 price at which option holders acquired shares when converting their stock options into shares.

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

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