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Stock Based Compensation Narrative (Details) - USD ($)
1 Months Ended 3 Months Ended 24 Months Ended
Aug. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Nov. 30, 2014
Dec. 31, 2012
Jul. 31, 2012
Sep. 30, 2011
Nov. 30, 2010
Sep. 30, 2016
Mar. 31, 2016
Dec. 31, 2013
Sep. 30, 2013
Jun. 30, 2013
Jan. 08, 2017
Jun. 30, 2016
Jan. 08, 2015
Dec. 08, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price         $ 10.20 $ 10.25 $ 13.13         $ 10.01 $ 10.00        
Restricted shares granted during period       27,000                          
restricted stock issued shares DIRECTORS                               30,000  
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Exercisable Options                               10,000  
remaining shares to be vested                           two-thirds      
restricted stock issued shares                               10,000  
restricted stock issued shares DIRECTORS unvested                 10,000                
Restricted Stock [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Nonvested balance (in shares)                 147,331                
Employee Service Share-based Compensation, Nonvested Awards, Total Compensation Cost Not yet Recognized, Share-based Awards Other than Options                 $ 1,720,520                
2010 Plan [Member] | Stock Compensation Plan [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Common stock and options authorized under plan                                 1,000,000
2010 Plan [Member] | Employee Stock Option [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term                 1 year                
Options outstanding                 325,000           405,000    
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price                   $ 0.00              
Weighted-average exercise price (USD per share)                   $ 11.20              
2010 Plan [Member] | Restricted Stock [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Restricted shares granted during period 100,000 40,000 85,000               95,000            
Directors and Officers [Member] | 2010 Plan [Member] | Restricted Stock [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Restricted shares granted during period               70,429                  
Owner of Avalon Development Corporation [Member] | 2010 Plan [Member] | Restricted Stock [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Restricted shares granted during period               23,477                  
November 2014 grant [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Nonvested balance (in shares)                 9,000                
September 2015 grant [Member]                                  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]                                  
Nonvested balance (in shares)                 28,332