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Compensation Plans - Schedule of Grants Issued and Grant Date Fair Value (Details) - USD ($)
3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Issuance of stock grants $ 3,879,431 $ 3,826,458
Shares Outstanding    
Shares issued (shares) 21,940 27,192
Common Stock    
Shares issued (shares) 21,940 27,192
Issuance of stock grants $ 3,879,431 $ 3,826,458