Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation - Narrative (Details)

v3.7.0.1
Stock-Based Compensation - Narrative (Details) - USD ($)
3 Months Ended 12 Months Ended
Apr. 08, 2016
Feb. 11, 2015
Jan. 20, 2015
Aug. 13, 2012
Mar. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Apr. 07, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Award vesting period           3 years      
Share-based compensation expense           $ 104,000 $ 86,000 $ 49,000  
Share-based Compensation Arrangement by Share-based Payment Award Accelerated Compensation Cost         $ 64,000        
Tax benefit attributable to compensation expense           $ 0      
Number of shares authorized to be repurchased       100,000          
Incentive compensation period       3 years          
Restricted Stock                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Award vesting period     3 years            
Shares granted during period 51,015 6,116 60,960     0 67,076    
Unrecognized stock-based compensation expense           $ 38,000      
Unrecognized stock-based compensation expense, period for recognition           1 year      
Restricted Stock | Equity Incentive 2016 Plan [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Shares granted during period           51,015      
Common Stock [Member] | Equity Incentive 2016 Plan [Member]                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                  
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized                 2,500,000