(1) BUSINESS AND BASIS OF PRESENTATION (Details Narrative) (USD $) In Thousands, unless otherwise specified	1 Months Ended		3 Months Ended	9 Months Ended
	Jul. 31, 2012	Apr. 30, 2011	Jun. 30, 2012	Sep. 30, 2012	Sep. 30, 2011	Dec. 31, 2011	Dec. 31, 2010
Accounting Policies [Abstract]
Accumulated deficit				$ (175,850)		$ (160,239)
Proceeds from debt, net of issuance costs		1,300
Proceeds from common stock financing, net of issuance costs	50,491			50,491
Proceeds from unit financing, net of issuance costs					22,772
Cash received through the issuance of convertible notes			3,000
Cash and cash equivalents				$ 60,048	$ 21,019	$ 17,974	$ 2,109