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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
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Options excluded from diluted net income per share	382,500	200	382,500	200
Warrants excluded from diluted net income per share		250,000		250,000
Exercise price of excluded warrants		$ 187.50		$ 187.50
Minimum [Member]
Exercise price of excluded options	$ 3.90	283.25	$ 3.90	283.25
Maximum [Member]
Exercise price of excluded options	$ 5.62	$ 357.00	$ 5.62	$ 357.00