SHELF REGISTRATION STATEMENT (Notes)	3 Months Ended
Mar. 31, 2013
SHELF REGISTRATION STATEMENT [Abstract]
SHELF REGISTRATION STATMENT [Text Block]	The Company filed a shelf registration statement on Form S-3 on March 18, 2013 and related amendment subsequent to quarter end (see note 16, Subsequent Events) on April 2, 2013. Under the shelf registration statement, the Company, had the ability, immediately following effectiveness and prior to any offering thereunder, to raise up to $200 million, in one or more transactions, by selling common stock, preferred stock, debt securities, warrants and units. In addition, selling stockholders to be named in a prospectus supplement could sell immediately following effectiveness and prior to any offering thereunder, up to an aggregate of 12,682,831 shares of the Company's common stock, and up to an aggregate of 3,400,945 shares of the Company's common stock issuable upon the exercise of the Company's outstanding warrants. The registration statement was declared effective on April 4, 2013. Subsequent to quarter end the Company completed an underwritten public offering pursuant to this shelf registration (see note 16).

The Company filed a shelf registration statement on Form S-3 on March 18, 2013 and related amendment subsequent to quarter end (see note 16, Subsequent Events) on April 2, 2013. Under the shelf registration statement, the Company, had the ability, immediately following effectiveness and prior to any offering thereunder, to raise up to $200 million, in one or more transactions, by selling common stock, preferred stock, debt securities, warrants and units. In addition, selling stockholders to be named in a prospectus supplement could sell immediately following effectiveness and prior to any offering thereunder, up to an aggregate of 12,682,831 shares of the Company's common stock, and up to an aggregate of 3,400,945 shares of the Company's common stock issuable upon the exercise of the Company's outstanding warrants. The registration statement was declared effective on April 4, 2013. Subsequent to quarter end the Company completed an underwritten public offering pursuant to this shelf registration (see note 16).