Consolidated Balance Sheets (Unaudited) (Parentheticals) - $ / shares	Sep. 30, 2015	Dec. 31, 2014	Sep. 30, 2014
Preferred stock, par value (in Dollars per share)	$ 0.01	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000	1,000,000
Common stock, par value (in Dollars per share)	$ 0.01	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000	100,000,000
Common stock, shares issued	33,405,510	30,139,396	26,022,307
Common stock, shares outstanding	33,405,510	30,139,396	26,022,307
Series B Preferred Stock [Member]
Preferred stock, per share liquidation preference (in Dollars per share)	$ 1,000	$ 1,000	$ 1,000
Preferred stock, shares issued	56,600	56,600	56,600
Preferred stock, shares outstanding	56,600	56,600	56,600
Series C Preferred Stock [Member]
Preferred stock, per share liquidation preference (in Dollars per share)	$ 1,000	$ 1,000	$ 1,000
Preferred stock, shares issued	15,300	15,300	0
Preferred stock, shares outstanding	15,300	15,300	0