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Earnings Per Share (Details Textual)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Earnings Per Share [Line Items]    
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 185,000us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 84,783us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount