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Subsequent Events (Detail Textuals) - Restricted stock - 2012 Long-Term Incentive Plan - Executive Officers - USD ($)
 1 Months Ended
Apr. 11, 2016
Apr. 18, 2013
Subsequent Event [Line Items]    
Number of restricted stock issued   165,000
Compensation expense not yet recognized   $ 1,336,500
Subsequent Event    
Subsequent Event [Line Items]    
Number of restricted stock issued 51,000  
Compensation expense not yet recognized $ 406,000