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Net Income Per Share Net Income Per Share (Schedule of Securities Excluded from Net Income Per Share) (Details) - $ / shares
 3 Months Ended 9 Months Ended 12 Months Ended
Dec. 31, 2014
Sep. 30, 2014
Dec. 31, 2015
Options excluded from diluted net income per share 0 200 375,000
Warrants excluded from diluted net income per share   250,000  
Exercise price of excluded warrants   $ 187.50  
Minimum [Member]      
Exercise price of excluded options $ 0.00 283.25 $ 3.90
Maximum [Member]      
Exercise price of excluded options $ 357.00 $ 5.62