CONSOLIDATED BALANCE SHEETS (Parentheticals) (USD $)	Jun. 30, 2014	Dec. 31, 2013
Statement of Financial Position [Abstract]
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	59,151,817	55,643,068
Common stock, shares outstanding	59,151,817	55,643,068