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Stock-based Compensation (Details Textual) (USD $)
3 Months Ended 9 Months Ended 1 Months Ended
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Sep. 30, 2012
Sep. 30, 2013
Non Employee Directors [Member]
Sep. 30, 2013
Restricted Stock Units (Rsus) [Member]
Jun. 30, 2010
Incentive Compensation Plan [Member]
Jun. 30, 2010
Incentive Compensation Plan [Member]
Maximum [Member]
Jun. 30, 2010
Incentive Compensation Plan [Member]
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized               1,630,000 750,000
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period             880,000    
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures           115,000      
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross         609,000        
Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number         576,000        
Stock based compensation expense $ 11,000 $ 3,000 $ 69,000 $ 62,000          
Share-based Compensation Arrangement by Share-based Payment Award, Shares Issued in Period 3,500   21,500            
Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period 0   0