CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $)	Dec. 31, 2013	Dec. 31, 2012
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized (in shares)	75,000,000	75,000,000
Common stock, shares issued (in shares)	46,037,685	35,754,247
Common stock, shares outstanding (in shares)	46,037,685	35,754,247
Preferred Stock, Series A
Preferred stock, par value (in shares)	$ 0	$ 0
Preferred stock, shares authorized (in shares)	5,000,000	5,000,000
Preferred stock, shares issued (in shares)	24,900	24,900
Preferred stock, shares outstanding (in shares)	24,900	24,900
Preferred Stock, Series B
Preferred stock, par value (in shares)	$ 0	$ 0
Preferred stock, shares issued (in shares)	17,949	0
Preferred stock, shares outstanding (in shares)	17,949	0