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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

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