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Equity Plans and Equity Based Compensation (Additional Information) (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Plan
shares
Jun. 30, 2015
USD ($)
shares
Jun. 30, 2016
USD ($)
Plan
installment
shares
Jun. 30, 2015
USD ($)
shares
Dec. 31, 2015
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation arrangement by share-based payment award, number of plans | Plan 3   3    
Number of shares available for grant (in shares) | shares 314,393   314,393    
Stock compensation expense $ 142,000 $ 142,000 $ 284,000 $ 304,000  
Stock granted during period percentage     60.00%    
Stock cash credit entitlement percentage     40.00%    
Number of equal installments | installment     3    
Vested in period percentage     33.30%    
Stock issued during period (in shares) | shares 0 768 32,250 33,378  
Unvested restricted stock awards (in shares) | shares 66,763   66,763   34,513
Unrecognized stock expenses in restricted stock     $ 1,519,000 $ 2,235,000  
Discount from market price, offering date     95.00%    
Director          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Vested in period percentage     100.00%    
Employee Stock Option          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of options granted (in shares) | shares 0 0      
Stock compensation expense $ 0 $ 0 $ 0 0  
Unrecognized option expense $ 0 0 $ 0 0  
Employee Stock          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares available for grant (in shares) | shares 500,000   500,000    
Stock compensation expense $ 0 0 $ 0 0  
Unrecognized option expense $ 0 $ 0 $ 0 $ 0