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Stock-Based Compensation and Stock Options (Details) - Stock Options - USD ($)
 1 Months Ended 3 Months Ended 6 Months Ended 12 Months Ended
Mar. 31, 2016
Sep. 30, 2015
Jan. 31, 2012
Jun. 30, 2017
Jun. 30, 2017
Dec. 31, 2014
January 2012 Plan            
Stock-Based Compensation (Textual) [Abstract]            
Employee options granted to purchase shares of common stock (in shares)     100,000      
Exercise price of employee option shares of common stock (in dollars per share)     $ 28.98      
Options vested and become exercisable annually (in shares)     25,000      
Options canceled (in shares)           25,000
Options forfeited (in shares)           25,000
Options vested (in shares)       50,000 50,000  
Unrecognized stock-based compensation expense       $ 0 $ 0  
September 2015 Plan            
Stock-Based Compensation (Textual) [Abstract]            
Employee options granted to purchase shares of common stock (in shares)   400,000        
Exercise price of employee option shares of common stock (in dollars per share)   $ 8.07        
Options vested and become exercisable annually (in shares)   50,000        
Options vested (in shares)       300,000 300,000  
Unrecognized stock-based compensation expense       $ 391,000 $ 391,000  
Options outstanding (in shares)       400,000 400,000  
Total stock-based compensation expense       $ 196,000 $ 391,000  
Expected duration for recognition of stock based compensation expense (in years)         6 months  
March 2016 Plan            
Stock-Based Compensation (Textual) [Abstract]            
Employee options granted to purchase shares of common stock (in shares) 150,000          
Exercise price of employee option shares of common stock (in dollars per share) $ 8.55          
Options vested and become exercisable annually (in shares) 37,500          
Options vested (in shares)       37,500 37,500  
Unrecognized stock-based compensation expense       $ 476,000 $ 476,000  
Options outstanding (in shares)       150,000 150,000  
Total stock-based compensation expense       $ 44,000 $ 88,000  
Expected duration for recognition of stock based compensation expense (in years)         2 years 9 months