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Stock Based Compensation (Details) - Information about non-vested share awards - Restricted Stock [Member] - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Stock Based Compensation (Details) - Information about non-vested share awards [Line Items]    
Outstanding at December 31, 2013 544,248 352,613
Outstanding at December 31, 2013 $ 3.74 $ 3.85
Options Forfeited, Number of shares (97,549) (140,448)
Options Forfeited, Weighted-Average Grant Date Fair Value $ 3.45 $ 3.89
Options Vested, Number of shares (140,442) (68,608)
Options Vested, Weighted-Average Grant Date Fair Value $ 3.29 $ 3.80
Options Granted, Number of shares 228,676 400,691
Options Granted, Weighted-Average Grant Date Fair Value $ 2.86 $ 3.71
Options Outstanding 534,933 544,248
Options Outstanding, Weighted-Average Grand date Fair Value $ 3.53 $ 3.74