Convertible Notes and Warrant Liabilities (Details 3) (USD $)	Dec. 31, 2012	Jul. 02, 2012	Dec. 31, 2011	Feb. 22, 2011
Assets and liabilities measured at fair value
Convertible Notes	$ 8,098,000		$ 5,327,000
Warrant liabilities	3,800,000		1,600,000
Total Liabilities	11,898,000	11,900,000	6,927,000	4,585,000
Balance
Assets and liabilities measured at fair value
Convertible Notes	8,098,000		5,327,000
Warrant liabilities	3,800,000		1,600,000
Total Liabilities	11,898,000		6,927,000
Significant Unobservable Inputs (Level 3)
Assets and liabilities measured at fair value
Convertible Notes	8,098,000		5,327,000
Warrant liabilities	3,800,000		1,600,000
Total Liabilities	$ 11,898,000		$ 6,927,000