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Common Stock Incentive, Stock Purchase Plans and Other Compensation Plans - Narrative (Details) - USD ($)
3 Months Ended 6 Months Ended 13 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2015
Dec. 12, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Aggregate intrinsic value of options exercisable $ 500,000   $ 500,000   $ 500,000  
Aggregate intrinsic value of options 800,000   $ 800,000   $ 800,000  
Granted (in shares)     0      
Common stock repurchased - value     $ 117,000      
Employee Stock Option            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Compensation costs recognized related to stock options 17,000 $ 3,000 $ 71,000 $ 4,000    
Granted (in shares)     0 0    
Restricted Stock            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Compensation costs recognized related to stock options $ 89,000 $ 0 $ 178,000 $ 0    
Shares granted (in shares)     0      
Shares vested (in shares)     0      
Shares canceled or expired     0      
Securities Repurchase Program            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock repurchase - authorized amount           $ 5,000,000
Share repurchases (in shares)     43,000 0 1,200,000  
Common stock repurchased - value     $ 117,000   $ 2,800,000